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<div class="header">
  <div class="headertitle"><div class="title">gtest-port.h</div></div>
</div><!--header-->
<div class="contents">
<div class="fragment"><div class="line"><a id="l00001" name="l00001"></a><span class="lineno">    1</span><span class="comment">// Copyright 2005, Google Inc.</span></div>
<div class="line"><a id="l00002" name="l00002"></a><span class="lineno">    2</span><span class="comment">// All rights reserved.</span></div>
<div class="line"><a id="l00003" name="l00003"></a><span class="lineno">    3</span><span class="comment">//</span></div>
<div class="line"><a id="l00004" name="l00004"></a><span class="lineno">    4</span><span class="comment">// Redistribution and use in source and binary forms, with or without</span></div>
<div class="line"><a id="l00005" name="l00005"></a><span class="lineno">    5</span><span class="comment">// modification, are permitted provided that the following conditions are</span></div>
<div class="line"><a id="l00006" name="l00006"></a><span class="lineno">    6</span><span class="comment">// met:</span></div>
<div class="line"><a id="l00007" name="l00007"></a><span class="lineno">    7</span><span class="comment">//</span></div>
<div class="line"><a id="l00008" name="l00008"></a><span class="lineno">    8</span><span class="comment">//     * Redistributions of source code must retain the above copyright</span></div>
<div class="line"><a id="l00009" name="l00009"></a><span class="lineno">    9</span><span class="comment">// notice, this list of conditions and the following disclaimer.</span></div>
<div class="line"><a id="l00010" name="l00010"></a><span class="lineno">   10</span><span class="comment">//     * Redistributions in binary form must reproduce the above</span></div>
<div class="line"><a id="l00011" name="l00011"></a><span class="lineno">   11</span><span class="comment">// copyright notice, this list of conditions and the following disclaimer</span></div>
<div class="line"><a id="l00012" name="l00012"></a><span class="lineno">   12</span><span class="comment">// in the documentation and/or other materials provided with the</span></div>
<div class="line"><a id="l00013" name="l00013"></a><span class="lineno">   13</span><span class="comment">// distribution.</span></div>
<div class="line"><a id="l00014" name="l00014"></a><span class="lineno">   14</span><span class="comment">//     * Neither the name of Google Inc. nor the names of its</span></div>
<div class="line"><a id="l00015" name="l00015"></a><span class="lineno">   15</span><span class="comment">// contributors may be used to endorse or promote products derived from</span></div>
<div class="line"><a id="l00016" name="l00016"></a><span class="lineno">   16</span><span class="comment">// this software without specific prior written permission.</span></div>
<div class="line"><a id="l00017" name="l00017"></a><span class="lineno">   17</span><span class="comment">//</span></div>
<div class="line"><a id="l00018" name="l00018"></a><span class="lineno">   18</span><span class="comment">// THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS</span></div>
<div class="line"><a id="l00019" name="l00019"></a><span class="lineno">   19</span><span class="comment">// &quot;AS IS&quot; AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT</span></div>
<div class="line"><a id="l00020" name="l00020"></a><span class="lineno">   20</span><span class="comment">// LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR</span></div>
<div class="line"><a id="l00021" name="l00021"></a><span class="lineno">   21</span><span class="comment">// A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT</span></div>
<div class="line"><a id="l00022" name="l00022"></a><span class="lineno">   22</span><span class="comment">// OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,</span></div>
<div class="line"><a id="l00023" name="l00023"></a><span class="lineno">   23</span><span class="comment">// SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT</span></div>
<div class="line"><a id="l00024" name="l00024"></a><span class="lineno">   24</span><span class="comment">// LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,</span></div>
<div class="line"><a id="l00025" name="l00025"></a><span class="lineno">   25</span><span class="comment">// DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY</span></div>
<div class="line"><a id="l00026" name="l00026"></a><span class="lineno">   26</span><span class="comment">// THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT</span></div>
<div class="line"><a id="l00027" name="l00027"></a><span class="lineno">   27</span><span class="comment">// (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE</span></div>
<div class="line"><a id="l00028" name="l00028"></a><span class="lineno">   28</span><span class="comment">// OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.</span></div>
<div class="line"><a id="l00029" name="l00029"></a><span class="lineno">   29</span> </div>
<div class="line"><a id="l00030" name="l00030"></a><span class="lineno">   30</span><span class="comment">// Low-level types and utilities for porting Google Test to various</span></div>
<div class="line"><a id="l00031" name="l00031"></a><span class="lineno">   31</span><span class="comment">// platforms.  All macros ending with _ and symbols defined in an</span></div>
<div class="line"><a id="l00032" name="l00032"></a><span class="lineno">   32</span><span class="comment">// internal namespace are subject to change without notice.  Code</span></div>
<div class="line"><a id="l00033" name="l00033"></a><span class="lineno">   33</span><span class="comment">// outside Google Test MUST NOT USE THEM DIRECTLY.  Macros that don&#39;t</span></div>
<div class="line"><a id="l00034" name="l00034"></a><span class="lineno">   34</span><span class="comment">// end with _ are part of Google Test&#39;s public API and can be used by</span></div>
<div class="line"><a id="l00035" name="l00035"></a><span class="lineno">   35</span><span class="comment">// code outside Google Test.</span></div>
<div class="line"><a id="l00036" name="l00036"></a><span class="lineno">   36</span><span class="comment">//</span></div>
<div class="line"><a id="l00037" name="l00037"></a><span class="lineno">   37</span><span class="comment">// This file is fundamental to Google Test.  All other Google Test source</span></div>
<div class="line"><a id="l00038" name="l00038"></a><span class="lineno">   38</span><span class="comment">// files are expected to #include this.  Therefore, it cannot #include</span></div>
<div class="line"><a id="l00039" name="l00039"></a><span class="lineno">   39</span><span class="comment">// any other Google Test header.</span></div>
<div class="line"><a id="l00040" name="l00040"></a><span class="lineno">   40</span> </div>
<div class="line"><a id="l00041" name="l00041"></a><span class="lineno">   41</span><span class="comment">// IWYU pragma: private, include &quot;gtest/gtest.h&quot;</span></div>
<div class="line"><a id="l00042" name="l00042"></a><span class="lineno">   42</span><span class="comment">// IWYU pragma: friend gtest/.*</span></div>
<div class="line"><a id="l00043" name="l00043"></a><span class="lineno">   43</span><span class="comment">// IWYU pragma: friend gmock/.*</span></div>
<div class="line"><a id="l00044" name="l00044"></a><span class="lineno">   44</span> </div>
<div class="line"><a id="l00045" name="l00045"></a><span class="lineno">   45</span><span class="preprocessor">#ifndef GOOGLETEST_INCLUDE_GTEST_INTERNAL_GTEST_PORT_H_</span></div>
<div class="line"><a id="l00046" name="l00046"></a><span class="lineno">   46</span><span class="preprocessor">#define GOOGLETEST_INCLUDE_GTEST_INTERNAL_GTEST_PORT_H_</span></div>
<div class="line"><a id="l00047" name="l00047"></a><span class="lineno">   47</span> </div>
<div class="line"><a id="l00048" name="l00048"></a><span class="lineno">   48</span><span class="comment">// Environment-describing macros</span></div>
<div class="line"><a id="l00049" name="l00049"></a><span class="lineno">   49</span><span class="comment">// -----------------------------</span></div>
<div class="line"><a id="l00050" name="l00050"></a><span class="lineno">   50</span><span class="comment">//</span></div>
<div class="line"><a id="l00051" name="l00051"></a><span class="lineno">   51</span><span class="comment">// Google Test can be used in many different environments.  Macros in</span></div>
<div class="line"><a id="l00052" name="l00052"></a><span class="lineno">   52</span><span class="comment">// this section tell Google Test what kind of environment it is being</span></div>
<div class="line"><a id="l00053" name="l00053"></a><span class="lineno">   53</span><span class="comment">// used in, such that Google Test can provide environment-specific</span></div>
<div class="line"><a id="l00054" name="l00054"></a><span class="lineno">   54</span><span class="comment">// features and implementations.</span></div>
<div class="line"><a id="l00055" name="l00055"></a><span class="lineno">   55</span><span class="comment">//</span></div>
<div class="line"><a id="l00056" name="l00056"></a><span class="lineno">   56</span><span class="comment">// Google Test tries to automatically detect the properties of its</span></div>
<div class="line"><a id="l00057" name="l00057"></a><span class="lineno">   57</span><span class="comment">// environment, so users usually don&#39;t need to worry about these</span></div>
<div class="line"><a id="l00058" name="l00058"></a><span class="lineno">   58</span><span class="comment">// macros.  However, the automatic detection is not perfect.</span></div>
<div class="line"><a id="l00059" name="l00059"></a><span class="lineno">   59</span><span class="comment">// Sometimes it&#39;s necessary for a user to define some of the following</span></div>
<div class="line"><a id="l00060" name="l00060"></a><span class="lineno">   60</span><span class="comment">// macros in the build script to override Google Test&#39;s decisions.</span></div>
<div class="line"><a id="l00061" name="l00061"></a><span class="lineno">   61</span><span class="comment">//</span></div>
<div class="line"><a id="l00062" name="l00062"></a><span class="lineno">   62</span><span class="comment">// If the user doesn&#39;t define a macro in the list, Google Test will</span></div>
<div class="line"><a id="l00063" name="l00063"></a><span class="lineno">   63</span><span class="comment">// provide a default definition.  After this header is #included, all</span></div>
<div class="line"><a id="l00064" name="l00064"></a><span class="lineno">   64</span><span class="comment">// macros in this list will be defined to either 1 or 0.</span></div>
<div class="line"><a id="l00065" name="l00065"></a><span class="lineno">   65</span><span class="comment">//</span></div>
<div class="line"><a id="l00066" name="l00066"></a><span class="lineno">   66</span><span class="comment">// Notes to maintainers:</span></div>
<div class="line"><a id="l00067" name="l00067"></a><span class="lineno">   67</span><span class="comment">//   - Each macro here is a user-tweakable knob; do not grow the list</span></div>
<div class="line"><a id="l00068" name="l00068"></a><span class="lineno">   68</span><span class="comment">//     lightly.</span></div>
<div class="line"><a id="l00069" name="l00069"></a><span class="lineno">   69</span><span class="comment">//   - Use #if to key off these macros.  Don&#39;t use #ifdef or &quot;#if</span></div>
<div class="line"><a id="l00070" name="l00070"></a><span class="lineno">   70</span><span class="comment">//     defined(...)&quot;, which will not work as these macros are ALWAYS</span></div>
<div class="line"><a id="l00071" name="l00071"></a><span class="lineno">   71</span><span class="comment">//     defined.</span></div>
<div class="line"><a id="l00072" name="l00072"></a><span class="lineno">   72</span><span class="comment">//</span></div>
<div class="line"><a id="l00073" name="l00073"></a><span class="lineno">   73</span><span class="comment">//   GTEST_HAS_CLONE          - Define it to 1/0 to indicate that clone(2)</span></div>
<div class="line"><a id="l00074" name="l00074"></a><span class="lineno">   74</span><span class="comment">//                              is/isn&#39;t available.</span></div>
<div class="line"><a id="l00075" name="l00075"></a><span class="lineno">   75</span><span class="comment">//   GTEST_HAS_EXCEPTIONS     - Define it to 1/0 to indicate that exceptions</span></div>
<div class="line"><a id="l00076" name="l00076"></a><span class="lineno">   76</span><span class="comment">//                              are enabled.</span></div>
<div class="line"><a id="l00077" name="l00077"></a><span class="lineno">   77</span><span class="comment">//   GTEST_HAS_POSIX_RE       - Define it to 1/0 to indicate that POSIX regular</span></div>
<div class="line"><a id="l00078" name="l00078"></a><span class="lineno">   78</span><span class="comment">//                              expressions are/aren&#39;t available.</span></div>
<div class="line"><a id="l00079" name="l00079"></a><span class="lineno">   79</span><span class="comment">//   GTEST_HAS_PTHREAD        - Define it to 1/0 to indicate that &lt;pthread.h&gt;</span></div>
<div class="line"><a id="l00080" name="l00080"></a><span class="lineno">   80</span><span class="comment">//                              is/isn&#39;t available.</span></div>
<div class="line"><a id="l00081" name="l00081"></a><span class="lineno">   81</span><span class="comment">//   GTEST_HAS_RTTI           - Define it to 1/0 to indicate that RTTI is/isn&#39;t</span></div>
<div class="line"><a id="l00082" name="l00082"></a><span class="lineno">   82</span><span class="comment">//                              enabled.</span></div>
<div class="line"><a id="l00083" name="l00083"></a><span class="lineno">   83</span><span class="comment">//   GTEST_HAS_STD_WSTRING    - Define it to 1/0 to indicate that</span></div>
<div class="line"><a id="l00084" name="l00084"></a><span class="lineno">   84</span><span class="comment">//                              std::wstring does/doesn&#39;t work (Google Test can</span></div>
<div class="line"><a id="l00085" name="l00085"></a><span class="lineno">   85</span><span class="comment">//                              be used where std::wstring is unavailable).</span></div>
<div class="line"><a id="l00086" name="l00086"></a><span class="lineno">   86</span><span class="comment">//   GTEST_HAS_SEH            - Define it to 1/0 to indicate whether the</span></div>
<div class="line"><a id="l00087" name="l00087"></a><span class="lineno">   87</span><span class="comment">//                              compiler supports Microsoft&#39;s &quot;Structured</span></div>
<div class="line"><a id="l00088" name="l00088"></a><span class="lineno">   88</span><span class="comment">//                              Exception Handling&quot;.</span></div>
<div class="line"><a id="l00089" name="l00089"></a><span class="lineno">   89</span><span class="comment">//   GTEST_HAS_STREAM_REDIRECTION</span></div>
<div class="line"><a id="l00090" name="l00090"></a><span class="lineno">   90</span><span class="comment">//                            - Define it to 1/0 to indicate whether the</span></div>
<div class="line"><a id="l00091" name="l00091"></a><span class="lineno">   91</span><span class="comment">//                              platform supports I/O stream redirection using</span></div>
<div class="line"><a id="l00092" name="l00092"></a><span class="lineno">   92</span><span class="comment">//                              dup() and dup2().</span></div>
<div class="line"><a id="l00093" name="l00093"></a><span class="lineno">   93</span><span class="comment">//   GTEST_LINKED_AS_SHARED_LIBRARY</span></div>
<div class="line"><a id="l00094" name="l00094"></a><span class="lineno">   94</span><span class="comment">//                            - Define to 1 when compiling tests that use</span></div>
<div class="line"><a id="l00095" name="l00095"></a><span class="lineno">   95</span><span class="comment">//                              Google Test as a shared library (known as</span></div>
<div class="line"><a id="l00096" name="l00096"></a><span class="lineno">   96</span><span class="comment">//                              DLL on Windows).</span></div>
<div class="line"><a id="l00097" name="l00097"></a><span class="lineno">   97</span><span class="comment">//   GTEST_CREATE_SHARED_LIBRARY</span></div>
<div class="line"><a id="l00098" name="l00098"></a><span class="lineno">   98</span><span class="comment">//                            - Define to 1 when compiling Google Test itself</span></div>
<div class="line"><a id="l00099" name="l00099"></a><span class="lineno">   99</span><span class="comment">//                              as a shared library.</span></div>
<div class="line"><a id="l00100" name="l00100"></a><span class="lineno">  100</span><span class="comment">//   GTEST_DEFAULT_DEATH_TEST_STYLE</span></div>
<div class="line"><a id="l00101" name="l00101"></a><span class="lineno">  101</span><span class="comment">//                            - The default value of --gtest_death_test_style.</span></div>
<div class="line"><a id="l00102" name="l00102"></a><span class="lineno">  102</span><span class="comment">//                              The legacy default has been &quot;fast&quot; in the open</span></div>
<div class="line"><a id="l00103" name="l00103"></a><span class="lineno">  103</span><span class="comment">//                              source version since 2008. The recommended value</span></div>
<div class="line"><a id="l00104" name="l00104"></a><span class="lineno">  104</span><span class="comment">//                              is &quot;threadsafe&quot;, and can be set in</span></div>
<div class="line"><a id="l00105" name="l00105"></a><span class="lineno">  105</span><span class="comment">//                              custom/gtest-port.h.</span></div>
<div class="line"><a id="l00106" name="l00106"></a><span class="lineno">  106</span> </div>
<div class="line"><a id="l00107" name="l00107"></a><span class="lineno">  107</span><span class="comment">// Platform-indicating macros</span></div>
<div class="line"><a id="l00108" name="l00108"></a><span class="lineno">  108</span><span class="comment">// --------------------------</span></div>
<div class="line"><a id="l00109" name="l00109"></a><span class="lineno">  109</span><span class="comment">//</span></div>
<div class="line"><a id="l00110" name="l00110"></a><span class="lineno">  110</span><span class="comment">// Macros indicating the platform on which Google Test is being used</span></div>
<div class="line"><a id="l00111" name="l00111"></a><span class="lineno">  111</span><span class="comment">// (a macro is defined to 1 if compiled on the given platform;</span></div>
<div class="line"><a id="l00112" name="l00112"></a><span class="lineno">  112</span><span class="comment">// otherwise UNDEFINED -- it&#39;s never defined to 0.).  Google Test</span></div>
<div class="line"><a id="l00113" name="l00113"></a><span class="lineno">  113</span><span class="comment">// defines these macros automatically.  Code outside Google Test MUST</span></div>
<div class="line"><a id="l00114" name="l00114"></a><span class="lineno">  114</span><span class="comment">// NOT define them.</span></div>
<div class="line"><a id="l00115" name="l00115"></a><span class="lineno">  115</span><span class="comment">//</span></div>
<div class="line"><a id="l00116" name="l00116"></a><span class="lineno">  116</span><span class="comment">//   GTEST_OS_AIX      - IBM AIX</span></div>
<div class="line"><a id="l00117" name="l00117"></a><span class="lineno">  117</span><span class="comment">//   GTEST_OS_CYGWIN   - Cygwin</span></div>
<div class="line"><a id="l00118" name="l00118"></a><span class="lineno">  118</span><span class="comment">//   GTEST_OS_DRAGONFLY - DragonFlyBSD</span></div>
<div class="line"><a id="l00119" name="l00119"></a><span class="lineno">  119</span><span class="comment">//   GTEST_OS_FREEBSD  - FreeBSD</span></div>
<div class="line"><a id="l00120" name="l00120"></a><span class="lineno">  120</span><span class="comment">//   GTEST_OS_FUCHSIA  - Fuchsia</span></div>
<div class="line"><a id="l00121" name="l00121"></a><span class="lineno">  121</span><span class="comment">//   GTEST_OS_GNU_HURD - GNU/Hurd</span></div>
<div class="line"><a id="l00122" name="l00122"></a><span class="lineno">  122</span><span class="comment">//   GTEST_OS_GNU_KFREEBSD - GNU/kFreeBSD</span></div>
<div class="line"><a id="l00123" name="l00123"></a><span class="lineno">  123</span><span class="comment">//   GTEST_OS_HAIKU    - Haiku</span></div>
<div class="line"><a id="l00124" name="l00124"></a><span class="lineno">  124</span><span class="comment">//   GTEST_OS_HPUX     - HP-UX</span></div>
<div class="line"><a id="l00125" name="l00125"></a><span class="lineno">  125</span><span class="comment">//   GTEST_OS_LINUX    - Linux</span></div>
<div class="line"><a id="l00126" name="l00126"></a><span class="lineno">  126</span><span class="comment">//     GTEST_OS_LINUX_ANDROID - Google Android</span></div>
<div class="line"><a id="l00127" name="l00127"></a><span class="lineno">  127</span><span class="comment">//   GTEST_OS_MAC      - Mac OS X</span></div>
<div class="line"><a id="l00128" name="l00128"></a><span class="lineno">  128</span><span class="comment">//     GTEST_OS_IOS    - iOS</span></div>
<div class="line"><a id="l00129" name="l00129"></a><span class="lineno">  129</span><span class="comment">//   GTEST_OS_NACL     - Google Native Client (NaCl)</span></div>
<div class="line"><a id="l00130" name="l00130"></a><span class="lineno">  130</span><span class="comment">//   GTEST_OS_NETBSD   - NetBSD</span></div>
<div class="line"><a id="l00131" name="l00131"></a><span class="lineno">  131</span><span class="comment">//   GTEST_OS_OPENBSD  - OpenBSD</span></div>
<div class="line"><a id="l00132" name="l00132"></a><span class="lineno">  132</span><span class="comment">//   GTEST_OS_OS2      - OS/2</span></div>
<div class="line"><a id="l00133" name="l00133"></a><span class="lineno">  133</span><span class="comment">//   GTEST_OS_QNX      - QNX</span></div>
<div class="line"><a id="l00134" name="l00134"></a><span class="lineno">  134</span><span class="comment">//   GTEST_OS_SOLARIS  - Sun Solaris</span></div>
<div class="line"><a id="l00135" name="l00135"></a><span class="lineno">  135</span><span class="comment">//   GTEST_OS_WINDOWS  - Windows (Desktop, MinGW, or Mobile)</span></div>
<div class="line"><a id="l00136" name="l00136"></a><span class="lineno">  136</span><span class="comment">//     GTEST_OS_WINDOWS_DESKTOP  - Windows Desktop</span></div>
<div class="line"><a id="l00137" name="l00137"></a><span class="lineno">  137</span><span class="comment">//     GTEST_OS_WINDOWS_MINGW    - MinGW</span></div>
<div class="line"><a id="l00138" name="l00138"></a><span class="lineno">  138</span><span class="comment">//     GTEST_OS_WINDOWS_MOBILE   - Windows Mobile</span></div>
<div class="line"><a id="l00139" name="l00139"></a><span class="lineno">  139</span><span class="comment">//     GTEST_OS_WINDOWS_PHONE    - Windows Phone</span></div>
<div class="line"><a id="l00140" name="l00140"></a><span class="lineno">  140</span><span class="comment">//     GTEST_OS_WINDOWS_RT       - Windows Store App/WinRT</span></div>
<div class="line"><a id="l00141" name="l00141"></a><span class="lineno">  141</span><span class="comment">//   GTEST_OS_ZOS      - z/OS</span></div>
<div class="line"><a id="l00142" name="l00142"></a><span class="lineno">  142</span><span class="comment">//</span></div>
<div class="line"><a id="l00143" name="l00143"></a><span class="lineno">  143</span><span class="comment">// Among the platforms, Cygwin, Linux, Mac OS X, and Windows have the</span></div>
<div class="line"><a id="l00144" name="l00144"></a><span class="lineno">  144</span><span class="comment">// most stable support.  Since core members of the Google Test project</span></div>
<div class="line"><a id="l00145" name="l00145"></a><span class="lineno">  145</span><span class="comment">// don&#39;t have access to other platforms, support for them may be less</span></div>
<div class="line"><a id="l00146" name="l00146"></a><span class="lineno">  146</span><span class="comment">// stable.  If you notice any problems on your platform, please notify</span></div>
<div class="line"><a id="l00147" name="l00147"></a><span class="lineno">  147</span><span class="comment">// googletestframework@googlegroups.com (patches for fixing them are</span></div>
<div class="line"><a id="l00148" name="l00148"></a><span class="lineno">  148</span><span class="comment">// even more welcome!).</span></div>
<div class="line"><a id="l00149" name="l00149"></a><span class="lineno">  149</span><span class="comment">//</span></div>
<div class="line"><a id="l00150" name="l00150"></a><span class="lineno">  150</span><span class="comment">// It is possible that none of the GTEST_OS_* macros are defined.</span></div>
<div class="line"><a id="l00151" name="l00151"></a><span class="lineno">  151</span> </div>
<div class="line"><a id="l00152" name="l00152"></a><span class="lineno">  152</span><span class="comment">// Feature-indicating macros</span></div>
<div class="line"><a id="l00153" name="l00153"></a><span class="lineno">  153</span><span class="comment">// -------------------------</span></div>
<div class="line"><a id="l00154" name="l00154"></a><span class="lineno">  154</span><span class="comment">//</span></div>
<div class="line"><a id="l00155" name="l00155"></a><span class="lineno">  155</span><span class="comment">// Macros indicating which Google Test features are available (a macro</span></div>
<div class="line"><a id="l00156" name="l00156"></a><span class="lineno">  156</span><span class="comment">// is defined to 1 if the corresponding feature is supported;</span></div>
<div class="line"><a id="l00157" name="l00157"></a><span class="lineno">  157</span><span class="comment">// otherwise UNDEFINED -- it&#39;s never defined to 0.).  Google Test</span></div>
<div class="line"><a id="l00158" name="l00158"></a><span class="lineno">  158</span><span class="comment">// defines these macros automatically.  Code outside Google Test MUST</span></div>
<div class="line"><a id="l00159" name="l00159"></a><span class="lineno">  159</span><span class="comment">// NOT define them.</span></div>
<div class="line"><a id="l00160" name="l00160"></a><span class="lineno">  160</span><span class="comment">//</span></div>
<div class="line"><a id="l00161" name="l00161"></a><span class="lineno">  161</span><span class="comment">// These macros are public so that portable tests can be written.</span></div>
<div class="line"><a id="l00162" name="l00162"></a><span class="lineno">  162</span><span class="comment">// Such tests typically surround code using a feature with an #if</span></div>
<div class="line"><a id="l00163" name="l00163"></a><span class="lineno">  163</span><span class="comment">// which controls that code.  For example:</span></div>
<div class="line"><a id="l00164" name="l00164"></a><span class="lineno">  164</span><span class="comment">//</span></div>
<div class="line"><a id="l00165" name="l00165"></a><span class="lineno">  165</span><span class="comment">// #if GTEST_HAS_DEATH_TEST</span></div>
<div class="line"><a id="l00166" name="l00166"></a><span class="lineno">  166</span><span class="comment">//   EXPECT_DEATH(DoSomethingDeadly());</span></div>
<div class="line"><a id="l00167" name="l00167"></a><span class="lineno">  167</span><span class="comment">// #endif</span></div>
<div class="line"><a id="l00168" name="l00168"></a><span class="lineno">  168</span><span class="comment">//</span></div>
<div class="line"><a id="l00169" name="l00169"></a><span class="lineno">  169</span><span class="comment">//   GTEST_HAS_DEATH_TEST   - death tests</span></div>
<div class="line"><a id="l00170" name="l00170"></a><span class="lineno">  170</span><span class="comment">//   GTEST_HAS_TYPED_TEST   - typed tests</span></div>
<div class="line"><a id="l00171" name="l00171"></a><span class="lineno">  171</span><span class="comment">//   GTEST_HAS_TYPED_TEST_P - type-parameterized tests</span></div>
<div class="line"><a id="l00172" name="l00172"></a><span class="lineno">  172</span><span class="comment">//   GTEST_IS_THREADSAFE    - Google Test is thread-safe.</span></div>
<div class="line"><a id="l00173" name="l00173"></a><span class="lineno">  173</span><span class="comment">//   GTEST_USES_RE2         - the RE2 regular expression library is used</span></div>
<div class="line"><a id="l00174" name="l00174"></a><span class="lineno">  174</span><span class="comment">//   GTEST_USES_POSIX_RE    - enhanced POSIX regex is used. Do not confuse with</span></div>
<div class="line"><a id="l00175" name="l00175"></a><span class="lineno">  175</span><span class="comment">//                            GTEST_HAS_POSIX_RE (see above) which users can</span></div>
<div class="line"><a id="l00176" name="l00176"></a><span class="lineno">  176</span><span class="comment">//                            define themselves.</span></div>
<div class="line"><a id="l00177" name="l00177"></a><span class="lineno">  177</span><span class="comment">//   GTEST_USES_SIMPLE_RE   - our own simple regex is used;</span></div>
<div class="line"><a id="l00178" name="l00178"></a><span class="lineno">  178</span><span class="comment">//                            the above RE\b(s) are mutually exclusive.</span></div>
<div class="line"><a id="l00179" name="l00179"></a><span class="lineno">  179</span> </div>
<div class="line"><a id="l00180" name="l00180"></a><span class="lineno">  180</span><span class="comment">// Misc public macros</span></div>
<div class="line"><a id="l00181" name="l00181"></a><span class="lineno">  181</span><span class="comment">// ------------------</span></div>
<div class="line"><a id="l00182" name="l00182"></a><span class="lineno">  182</span><span class="comment">//</span></div>
<div class="line"><a id="l00183" name="l00183"></a><span class="lineno">  183</span><span class="comment">//   GTEST_FLAG(flag_name)  - references the variable corresponding to</span></div>
<div class="line"><a id="l00184" name="l00184"></a><span class="lineno">  184</span><span class="comment">//                            the given Google Test flag.</span></div>
<div class="line"><a id="l00185" name="l00185"></a><span class="lineno">  185</span> </div>
<div class="line"><a id="l00186" name="l00186"></a><span class="lineno">  186</span><span class="comment">// Internal utilities</span></div>
<div class="line"><a id="l00187" name="l00187"></a><span class="lineno">  187</span><span class="comment">// ------------------</span></div>
<div class="line"><a id="l00188" name="l00188"></a><span class="lineno">  188</span><span class="comment">//</span></div>
<div class="line"><a id="l00189" name="l00189"></a><span class="lineno">  189</span><span class="comment">// The following macros and utilities are for Google Test&#39;s INTERNAL</span></div>
<div class="line"><a id="l00190" name="l00190"></a><span class="lineno">  190</span><span class="comment">// use only.  Code outside Google Test MUST NOT USE THEM DIRECTLY.</span></div>
<div class="line"><a id="l00191" name="l00191"></a><span class="lineno">  191</span><span class="comment">//</span></div>
<div class="line"><a id="l00192" name="l00192"></a><span class="lineno">  192</span><span class="comment">// Macros for basic C++ coding:</span></div>
<div class="line"><a id="l00193" name="l00193"></a><span class="lineno">  193</span><span class="comment">//   GTEST_AMBIGUOUS_ELSE_BLOCKER_ - for disabling a gcc warning.</span></div>
<div class="line"><a id="l00194" name="l00194"></a><span class="lineno">  194</span><span class="comment">//   GTEST_ATTRIBUTE_UNUSED_  - declares that a class&#39; instances or a</span></div>
<div class="line"><a id="l00195" name="l00195"></a><span class="lineno">  195</span><span class="comment">//                              variable don&#39;t have to be used.</span></div>
<div class="line"><a id="l00196" name="l00196"></a><span class="lineno">  196</span><span class="comment">//   GTEST_MUST_USE_RESULT_   - declares that a function&#39;s result must be used.</span></div>
<div class="line"><a id="l00197" name="l00197"></a><span class="lineno">  197</span><span class="comment">//   GTEST_INTENTIONAL_CONST_COND_PUSH_ - start code section where MSVC C4127 is</span></div>
<div class="line"><a id="l00198" name="l00198"></a><span class="lineno">  198</span><span class="comment">//                                        suppressed (constant conditional).</span></div>
<div class="line"><a id="l00199" name="l00199"></a><span class="lineno">  199</span><span class="comment">//   GTEST_INTENTIONAL_CONST_COND_POP_  - finish code section where MSVC C4127</span></div>
<div class="line"><a id="l00200" name="l00200"></a><span class="lineno">  200</span><span class="comment">//                                        is suppressed.</span></div>
<div class="line"><a id="l00201" name="l00201"></a><span class="lineno">  201</span><span class="comment">//   GTEST_INTERNAL_HAS_ANY - for enabling UniversalPrinter&lt;std::any&gt; or</span></div>
<div class="line"><a id="l00202" name="l00202"></a><span class="lineno">  202</span><span class="comment">//                            UniversalPrinter&lt;absl::any&gt; specializations.</span></div>
<div class="line"><a id="l00203" name="l00203"></a><span class="lineno">  203</span><span class="comment">//   GTEST_INTERNAL_HAS_OPTIONAL - for enabling UniversalPrinter&lt;std::optional&gt;</span></div>
<div class="line"><a id="l00204" name="l00204"></a><span class="lineno">  204</span><span class="comment">//   or</span></div>
<div class="line"><a id="l00205" name="l00205"></a><span class="lineno">  205</span><span class="comment">//                                 UniversalPrinter&lt;absl::optional&gt;</span></div>
<div class="line"><a id="l00206" name="l00206"></a><span class="lineno">  206</span><span class="comment">//                                 specializations.</span></div>
<div class="line"><a id="l00207" name="l00207"></a><span class="lineno">  207</span><span class="comment">//   GTEST_INTERNAL_HAS_STRING_VIEW - for enabling Matcher&lt;std::string_view&gt; or</span></div>
<div class="line"><a id="l00208" name="l00208"></a><span class="lineno">  208</span><span class="comment">//                                    Matcher&lt;absl::string_view&gt;</span></div>
<div class="line"><a id="l00209" name="l00209"></a><span class="lineno">  209</span><span class="comment">//                                    specializations.</span></div>
<div class="line"><a id="l00210" name="l00210"></a><span class="lineno">  210</span><span class="comment">//   GTEST_INTERNAL_HAS_VARIANT - for enabling UniversalPrinter&lt;std::variant&gt; or</span></div>
<div class="line"><a id="l00211" name="l00211"></a><span class="lineno">  211</span><span class="comment">//                                UniversalPrinter&lt;absl::variant&gt;</span></div>
<div class="line"><a id="l00212" name="l00212"></a><span class="lineno">  212</span><span class="comment">//                                specializations.</span></div>
<div class="line"><a id="l00213" name="l00213"></a><span class="lineno">  213</span><span class="comment">//</span></div>
<div class="line"><a id="l00214" name="l00214"></a><span class="lineno">  214</span><span class="comment">// Synchronization:</span></div>
<div class="line"><a id="l00215" name="l00215"></a><span class="lineno">  215</span><span class="comment">//   Mutex, MutexLock, ThreadLocal, GetThreadCount()</span></div>
<div class="line"><a id="l00216" name="l00216"></a><span class="lineno">  216</span><span class="comment">//                            - synchronization primitives.</span></div>
<div class="line"><a id="l00217" name="l00217"></a><span class="lineno">  217</span><span class="comment">//</span></div>
<div class="line"><a id="l00218" name="l00218"></a><span class="lineno">  218</span><span class="comment">// Regular expressions:</span></div>
<div class="line"><a id="l00219" name="l00219"></a><span class="lineno">  219</span><span class="comment">//   RE             - a simple regular expression class using</span></div>
<div class="line"><a id="l00220" name="l00220"></a><span class="lineno">  220</span><span class="comment">//                     1) the RE2 syntax on all platforms when built with RE2</span></div>
<div class="line"><a id="l00221" name="l00221"></a><span class="lineno">  221</span><span class="comment">//                        and Abseil as dependencies</span></div>
<div class="line"><a id="l00222" name="l00222"></a><span class="lineno">  222</span><span class="comment">//                     2) the POSIX Extended Regular Expression syntax on</span></div>
<div class="line"><a id="l00223" name="l00223"></a><span class="lineno">  223</span><span class="comment">//                        UNIX-like platforms,</span></div>
<div class="line"><a id="l00224" name="l00224"></a><span class="lineno">  224</span><span class="comment">//                     3) A reduced regular exception syntax on other platforms,</span></div>
<div class="line"><a id="l00225" name="l00225"></a><span class="lineno">  225</span><span class="comment">//                        including Windows.</span></div>
<div class="line"><a id="l00226" name="l00226"></a><span class="lineno">  226</span><span class="comment">// Logging:</span></div>
<div class="line"><a id="l00227" name="l00227"></a><span class="lineno">  227</span><span class="comment">//   GTEST_LOG_()   - logs messages at the specified severity level.</span></div>
<div class="line"><a id="l00228" name="l00228"></a><span class="lineno">  228</span><span class="comment">//   LogToStderr()  - directs all log messages to stderr.</span></div>
<div class="line"><a id="l00229" name="l00229"></a><span class="lineno">  229</span><span class="comment">//   FlushInfoLog() - flushes informational log messages.</span></div>
<div class="line"><a id="l00230" name="l00230"></a><span class="lineno">  230</span><span class="comment">//</span></div>
<div class="line"><a id="l00231" name="l00231"></a><span class="lineno">  231</span><span class="comment">// Stdout and stderr capturing:</span></div>
<div class="line"><a id="l00232" name="l00232"></a><span class="lineno">  232</span><span class="comment">//   CaptureStdout()     - starts capturing stdout.</span></div>
<div class="line"><a id="l00233" name="l00233"></a><span class="lineno">  233</span><span class="comment">//   GetCapturedStdout() - stops capturing stdout and returns the captured</span></div>
<div class="line"><a id="l00234" name="l00234"></a><span class="lineno">  234</span><span class="comment">//                         string.</span></div>
<div class="line"><a id="l00235" name="l00235"></a><span class="lineno">  235</span><span class="comment">//   CaptureStderr()     - starts capturing stderr.</span></div>
<div class="line"><a id="l00236" name="l00236"></a><span class="lineno">  236</span><span class="comment">//   GetCapturedStderr() - stops capturing stderr and returns the captured</span></div>
<div class="line"><a id="l00237" name="l00237"></a><span class="lineno">  237</span><span class="comment">//                         string.</span></div>
<div class="line"><a id="l00238" name="l00238"></a><span class="lineno">  238</span><span class="comment">//</span></div>
<div class="line"><a id="l00239" name="l00239"></a><span class="lineno">  239</span><span class="comment">// Integer types:</span></div>
<div class="line"><a id="l00240" name="l00240"></a><span class="lineno">  240</span><span class="comment">//   TypeWithSize   - maps an integer to a int type.</span></div>
<div class="line"><a id="l00241" name="l00241"></a><span class="lineno">  241</span><span class="comment">//   TimeInMillis   - integers of known sizes.</span></div>
<div class="line"><a id="l00242" name="l00242"></a><span class="lineno">  242</span><span class="comment">//   BiggestInt     - the biggest signed integer type.</span></div>
<div class="line"><a id="l00243" name="l00243"></a><span class="lineno">  243</span><span class="comment">//</span></div>
<div class="line"><a id="l00244" name="l00244"></a><span class="lineno">  244</span><span class="comment">// Command-line utilities:</span></div>
<div class="line"><a id="l00245" name="l00245"></a><span class="lineno">  245</span><span class="comment">//   GetInjectableArgvs() - returns the command line as a vector of strings.</span></div>
<div class="line"><a id="l00246" name="l00246"></a><span class="lineno">  246</span><span class="comment">//</span></div>
<div class="line"><a id="l00247" name="l00247"></a><span class="lineno">  247</span><span class="comment">// Environment variable utilities:</span></div>
<div class="line"><a id="l00248" name="l00248"></a><span class="lineno">  248</span><span class="comment">//   GetEnv()             - gets the value of an environment variable.</span></div>
<div class="line"><a id="l00249" name="l00249"></a><span class="lineno">  249</span><span class="comment">//   BoolFromGTestEnv()   - parses a bool environment variable.</span></div>
<div class="line"><a id="l00250" name="l00250"></a><span class="lineno">  250</span><span class="comment">//   Int32FromGTestEnv()  - parses an int32_t environment variable.</span></div>
<div class="line"><a id="l00251" name="l00251"></a><span class="lineno">  251</span><span class="comment">//   StringFromGTestEnv() - parses a string environment variable.</span></div>
<div class="line"><a id="l00252" name="l00252"></a><span class="lineno">  252</span><span class="comment">//</span></div>
<div class="line"><a id="l00253" name="l00253"></a><span class="lineno">  253</span><span class="comment">// Deprecation warnings:</span></div>
<div class="line"><a id="l00254" name="l00254"></a><span class="lineno">  254</span><span class="comment">//   GTEST_INTERNAL_DEPRECATED(message) - attribute marking a function as</span></div>
<div class="line"><a id="l00255" name="l00255"></a><span class="lineno">  255</span><span class="comment">//                                        deprecated; calling a marked function</span></div>
<div class="line"><a id="l00256" name="l00256"></a><span class="lineno">  256</span><span class="comment">//                                        should generate a compiler warning</span></div>
<div class="line"><a id="l00257" name="l00257"></a><span class="lineno">  257</span> </div>
<div class="line"><a id="l00258" name="l00258"></a><span class="lineno">  258</span><span class="preprocessor">#include &lt;ctype.h&gt;</span>   <span class="comment">// for isspace, etc</span></div>
<div class="line"><a id="l00259" name="l00259"></a><span class="lineno">  259</span><span class="preprocessor">#include &lt;stddef.h&gt;</span>  <span class="comment">// for ptrdiff_t</span></div>
<div class="line"><a id="l00260" name="l00260"></a><span class="lineno">  260</span><span class="preprocessor">#include &lt;stdio.h&gt;</span></div>
<div class="line"><a id="l00261" name="l00261"></a><span class="lineno">  261</span><span class="preprocessor">#include &lt;stdlib.h&gt;</span></div>
<div class="line"><a id="l00262" name="l00262"></a><span class="lineno">  262</span><span class="preprocessor">#include &lt;string.h&gt;</span></div>
<div class="line"><a id="l00263" name="l00263"></a><span class="lineno">  263</span> </div>
<div class="line"><a id="l00264" name="l00264"></a><span class="lineno">  264</span><span class="preprocessor">#include &lt;cerrno&gt;</span></div>
<div class="line"><a id="l00265" name="l00265"></a><span class="lineno">  265</span><span class="comment">// #include &lt;condition_variable&gt;  // Guarded by GTEST_IS_THREADSAFE below</span></div>
<div class="line"><a id="l00266" name="l00266"></a><span class="lineno">  266</span><span class="preprocessor">#include &lt;cstdint&gt;</span></div>
<div class="line"><a id="l00267" name="l00267"></a><span class="lineno">  267</span><span class="preprocessor">#include &lt;iostream&gt;</span></div>
<div class="line"><a id="l00268" name="l00268"></a><span class="lineno">  268</span><span class="preprocessor">#include &lt;limits&gt;</span></div>
<div class="line"><a id="l00269" name="l00269"></a><span class="lineno">  269</span><span class="preprocessor">#include &lt;locale&gt;</span></div>
<div class="line"><a id="l00270" name="l00270"></a><span class="lineno">  270</span><span class="preprocessor">#include &lt;memory&gt;</span></div>
<div class="line"><a id="l00271" name="l00271"></a><span class="lineno">  271</span><span class="preprocessor">#include &lt;string&gt;</span></div>
<div class="line"><a id="l00272" name="l00272"></a><span class="lineno">  272</span><span class="comment">// #include &lt;mutex&gt;  // Guarded by GTEST_IS_THREADSAFE below</span></div>
<div class="line"><a id="l00273" name="l00273"></a><span class="lineno">  273</span><span class="preprocessor">#include &lt;tuple&gt;</span></div>
<div class="line"><a id="l00274" name="l00274"></a><span class="lineno">  274</span><span class="preprocessor">#include &lt;type_traits&gt;</span></div>
<div class="line"><a id="l00275" name="l00275"></a><span class="lineno">  275</span><span class="preprocessor">#include &lt;vector&gt;</span></div>
<div class="line"><a id="l00276" name="l00276"></a><span class="lineno">  276</span> </div>
<div class="line"><a id="l00277" name="l00277"></a><span class="lineno">  277</span><span class="preprocessor">#ifndef _WIN32_WCE</span></div>
<div class="line"><a id="l00278" name="l00278"></a><span class="lineno">  278</span><span class="preprocessor">#include &lt;sys/stat.h&gt;</span></div>
<div class="line"><a id="l00279" name="l00279"></a><span class="lineno">  279</span><span class="preprocessor">#include &lt;sys/types.h&gt;</span></div>
<div class="line"><a id="l00280" name="l00280"></a><span class="lineno">  280</span><span class="preprocessor">#endif  </span><span class="comment">// !_WIN32_WCE</span></div>
<div class="line"><a id="l00281" name="l00281"></a><span class="lineno">  281</span> </div>
<div class="line"><a id="l00282" name="l00282"></a><span class="lineno">  282</span><span class="preprocessor">#if defined __APPLE__</span></div>
<div class="line"><a id="l00283" name="l00283"></a><span class="lineno">  283</span><span class="preprocessor">#include &lt;AvailabilityMacros.h&gt;</span></div>
<div class="line"><a id="l00284" name="l00284"></a><span class="lineno">  284</span><span class="preprocessor">#include &lt;TargetConditionals.h&gt;</span></div>
<div class="line"><a id="l00285" name="l00285"></a><span class="lineno">  285</span><span class="preprocessor">#endif</span></div>
<div class="line"><a id="l00286" name="l00286"></a><span class="lineno">  286</span> </div>
<div class="line"><a id="l00287" name="l00287"></a><span class="lineno">  287</span><span class="preprocessor">#include &quot;gtest/internal/custom/gtest-port.h&quot;</span></div>
<div class="line"><a id="l00288" name="l00288"></a><span class="lineno">  288</span><span class="preprocessor">#include &quot;gtest/internal/gtest-port-arch.h&quot;</span></div>
<div class="line"><a id="l00289" name="l00289"></a><span class="lineno">  289</span> </div>
<div class="line"><a id="l00290" name="l00290"></a><span class="lineno">  290</span><span class="preprocessor">#if GTEST_HAS_ABSL</span></div>
<div class="line"><a id="l00291" name="l00291"></a><span class="lineno">  291</span><span class="preprocessor">#include &quot;absl/flags/declare.h&quot;</span></div>
<div class="line"><a id="l00292" name="l00292"></a><span class="lineno">  292</span><span class="preprocessor">#include &quot;absl/flags/flag.h&quot;</span></div>
<div class="line"><a id="l00293" name="l00293"></a><span class="lineno">  293</span><span class="preprocessor">#include &quot;absl/flags/reflection.h&quot;</span></div>
<div class="line"><a id="l00294" name="l00294"></a><span class="lineno">  294</span><span class="preprocessor">#endif</span></div>
<div class="line"><a id="l00295" name="l00295"></a><span class="lineno">  295</span> </div>
<div class="line"><a id="l00296" name="l00296"></a><span class="lineno">  296</span><span class="preprocessor">#if !defined(GTEST_DEV_EMAIL_)</span></div>
<div class="line"><a id="l00297" name="l00297"></a><span class="lineno">  297</span><span class="preprocessor">#define GTEST_DEV_EMAIL_ &quot;googletestframework@@googlegroups.com&quot;</span></div>
<div class="line"><a id="l00298" name="l00298"></a><span class="lineno">  298</span><span class="preprocessor">#define GTEST_FLAG_PREFIX_ &quot;gtest_&quot;</span></div>
<div class="line"><a id="l00299" name="l00299"></a><span class="lineno">  299</span><span class="preprocessor">#define GTEST_FLAG_PREFIX_DASH_ &quot;gtest-&quot;</span></div>
<div class="line"><a id="l00300" name="l00300"></a><span class="lineno">  300</span><span class="preprocessor">#define GTEST_FLAG_PREFIX_UPPER_ &quot;GTEST_&quot;</span></div>
<div class="line"><a id="l00301" name="l00301"></a><span class="lineno">  301</span><span class="preprocessor">#define GTEST_NAME_ &quot;Google Test&quot;</span></div>
<div class="line"><a id="l00302" name="l00302"></a><span class="lineno">  302</span><span class="preprocessor">#define GTEST_PROJECT_URL_ &quot;https://github.com/google/googletest/&quot;</span></div>
<div class="line"><a id="l00303" name="l00303"></a><span class="lineno">  303</span><span class="preprocessor">#endif  </span><span class="comment">// !defined(GTEST_DEV_EMAIL_)</span></div>
<div class="line"><a id="l00304" name="l00304"></a><span class="lineno">  304</span> </div>
<div class="line"><a id="l00305" name="l00305"></a><span class="lineno">  305</span><span class="preprocessor">#if !defined(GTEST_INIT_GOOGLE_TEST_NAME_)</span></div>
<div class="line"><a id="l00306" name="l00306"></a><span class="lineno">  306</span><span class="preprocessor">#define GTEST_INIT_GOOGLE_TEST_NAME_ &quot;testing::InitGoogleTest&quot;</span></div>
<div class="line"><a id="l00307" name="l00307"></a><span class="lineno">  307</span><span class="preprocessor">#endif  </span><span class="comment">// !defined(GTEST_INIT_GOOGLE_TEST_NAME_)</span></div>
<div class="line"><a id="l00308" name="l00308"></a><span class="lineno">  308</span> </div>
<div class="line"><a id="l00309" name="l00309"></a><span class="lineno">  309</span><span class="comment">// Determines the version of gcc that is used to compile this.</span></div>
<div class="line"><a id="l00310" name="l00310"></a><span class="lineno">  310</span><span class="preprocessor">#ifdef __GNUC__</span></div>
<div class="line"><a id="l00311" name="l00311"></a><span class="lineno">  311</span><span class="comment">// 40302 means version 4.3.2.</span></div>
<div class="line"><a id="l00312" name="l00312"></a><span class="lineno">  312</span><span class="preprocessor">#define GTEST_GCC_VER_ \</span></div>
<div class="line"><a id="l00313" name="l00313"></a><span class="lineno">  313</span><span class="preprocessor">  (__GNUC__ * 10000 + __GNUC_MINOR__ * 100 + __GNUC_PATCHLEVEL__)</span></div>
<div class="line"><a id="l00314" name="l00314"></a><span class="lineno">  314</span><span class="preprocessor">#endif  </span><span class="comment">// __GNUC__</span></div>
<div class="line"><a id="l00315" name="l00315"></a><span class="lineno">  315</span> </div>
<div class="line"><a id="l00316" name="l00316"></a><span class="lineno">  316</span><span class="comment">// Macros for disabling Microsoft Visual C++ warnings.</span></div>
<div class="line"><a id="l00317" name="l00317"></a><span class="lineno">  317</span><span class="comment">//</span></div>
<div class="line"><a id="l00318" name="l00318"></a><span class="lineno">  318</span><span class="comment">//   GTEST_DISABLE_MSC_WARNINGS_PUSH_(4800 4385)</span></div>
<div class="line"><a id="l00319" name="l00319"></a><span class="lineno">  319</span><span class="comment">//   /* code that triggers warnings C4800 and C4385 */</span></div>
<div class="line"><a id="l00320" name="l00320"></a><span class="lineno">  320</span><span class="comment">//   GTEST_DISABLE_MSC_WARNINGS_POP_()</span></div>
<div class="line"><a id="l00321" name="l00321"></a><span class="lineno">  321</span><span class="preprocessor">#if defined(_MSC_VER)</span></div>
<div class="line"><a id="l00322" name="l00322"></a><span class="lineno">  322</span><span class="preprocessor">#define GTEST_DISABLE_MSC_WARNINGS_PUSH_(warnings) \</span></div>
<div class="line"><a id="l00323" name="l00323"></a><span class="lineno">  323</span><span class="preprocessor">  __pragma(warning(push)) __pragma(warning(disable : warnings))</span></div>
<div class="line"><a id="l00324" name="l00324"></a><span class="lineno">  324</span><span class="preprocessor">#define GTEST_DISABLE_MSC_WARNINGS_POP_() __pragma(warning(pop))</span></div>
<div class="line"><a id="l00325" name="l00325"></a><span class="lineno">  325</span><span class="preprocessor">#else</span></div>
<div class="line"><a id="l00326" name="l00326"></a><span class="lineno">  326</span><span class="comment">// Not all compilers are MSVC</span></div>
<div class="line"><a id="l00327" name="l00327"></a><span class="lineno">  327</span><span class="preprocessor">#define GTEST_DISABLE_MSC_WARNINGS_PUSH_(warnings)</span></div>
<div class="line"><a id="l00328" name="l00328"></a><span class="lineno">  328</span><span class="preprocessor">#define GTEST_DISABLE_MSC_WARNINGS_POP_()</span></div>
<div class="line"><a id="l00329" name="l00329"></a><span class="lineno">  329</span><span class="preprocessor">#endif</span></div>
<div class="line"><a id="l00330" name="l00330"></a><span class="lineno">  330</span> </div>
<div class="line"><a id="l00331" name="l00331"></a><span class="lineno">  331</span><span class="comment">// Clang on Windows does not understand MSVC&#39;s pragma warning.</span></div>
<div class="line"><a id="l00332" name="l00332"></a><span class="lineno">  332</span><span class="comment">// We need clang-specific way to disable function deprecation warning.</span></div>
<div class="line"><a id="l00333" name="l00333"></a><span class="lineno">  333</span><span class="preprocessor">#ifdef __clang__</span></div>
<div class="line"><a id="l00334" name="l00334"></a><span class="lineno">  334</span><span class="preprocessor">#define GTEST_DISABLE_MSC_DEPRECATED_PUSH_()                            \</span></div>
<div class="line"><a id="l00335" name="l00335"></a><span class="lineno">  335</span><span class="preprocessor">  _Pragma(&quot;clang diagnostic push&quot;)                                      \</span></div>
<div class="line"><a id="l00336" name="l00336"></a><span class="lineno">  336</span><span class="preprocessor">      _Pragma(&quot;clang diagnostic ignored \&quot;-Wdeprecated-declarations\&quot;&quot;) \</span></div>
<div class="line"><a id="l00337" name="l00337"></a><span class="lineno">  337</span><span class="preprocessor">          _Pragma(&quot;clang diagnostic ignored \&quot;-Wdeprecated-implementations\&quot;&quot;)</span></div>
<div class="line"><a id="l00338" name="l00338"></a><span class="lineno">  338</span><span class="preprocessor">#define GTEST_DISABLE_MSC_DEPRECATED_POP_() _Pragma(&quot;clang diagnostic pop&quot;)</span></div>
<div class="line"><a id="l00339" name="l00339"></a><span class="lineno">  339</span><span class="preprocessor">#else</span></div>
<div class="line"><a id="l00340" name="l00340"></a><span class="lineno">  340</span><span class="preprocessor">#define GTEST_DISABLE_MSC_DEPRECATED_PUSH_() \</span></div>
<div class="line"><a id="l00341" name="l00341"></a><span class="lineno">  341</span><span class="preprocessor">  GTEST_DISABLE_MSC_WARNINGS_PUSH_(4996)</span></div>
<div class="line"><a id="l00342" name="l00342"></a><span class="lineno">  342</span><span class="preprocessor">#define GTEST_DISABLE_MSC_DEPRECATED_POP_() GTEST_DISABLE_MSC_WARNINGS_POP_()</span></div>
<div class="line"><a id="l00343" name="l00343"></a><span class="lineno">  343</span><span class="preprocessor">#endif</span></div>
<div class="line"><a id="l00344" name="l00344"></a><span class="lineno">  344</span> </div>
<div class="line"><a id="l00345" name="l00345"></a><span class="lineno">  345</span><span class="comment">// Brings in definitions for functions used in the testing::internal::posix</span></div>
<div class="line"><a id="l00346" name="l00346"></a><span class="lineno">  346</span><span class="comment">// namespace (read, write, close, chdir, isatty, stat). We do not currently</span></div>
<div class="line"><a id="l00347" name="l00347"></a><span class="lineno">  347</span><span class="comment">// use them on Windows Mobile.</span></div>
<div class="line"><a id="l00348" name="l00348"></a><span class="lineno">  348</span><span class="preprocessor">#if GTEST_OS_WINDOWS</span></div>
<div class="line"><a id="l00349" name="l00349"></a><span class="lineno">  349</span><span class="preprocessor">#if !GTEST_OS_WINDOWS_MOBILE</span></div>
<div class="line"><a id="l00350" name="l00350"></a><span class="lineno">  350</span><span class="preprocessor">#include &lt;direct.h&gt;</span></div>
<div class="line"><a id="l00351" name="l00351"></a><span class="lineno">  351</span><span class="preprocessor">#include &lt;io.h&gt;</span></div>
<div class="line"><a id="l00352" name="l00352"></a><span class="lineno">  352</span><span class="preprocessor">#endif</span></div>
<div class="line"><a id="l00353" name="l00353"></a><span class="lineno">  353</span><span class="comment">// In order to avoid having to include &lt;windows.h&gt;, use forward declaration</span></div>
<div class="line"><a id="l00354" name="l00354"></a><span class="lineno">  354</span><span class="preprocessor">#if GTEST_OS_WINDOWS_MINGW &amp;&amp; !defined(__MINGW64_VERSION_MAJOR)</span></div>
<div class="line"><a id="l00355" name="l00355"></a><span class="lineno">  355</span><span class="comment">// MinGW defined _CRITICAL_SECTION and _RTL_CRITICAL_SECTION as two</span></div>
<div class="line"><a id="l00356" name="l00356"></a><span class="lineno">  356</span><span class="comment">// separate (equivalent) structs, instead of using typedef</span></div>
<div class="line"><a id="l00357" name="l00357"></a><span class="lineno">  357</span><span class="keyword">typedef</span> <span class="keyword">struct </span>_CRITICAL_SECTION GTEST_CRITICAL_SECTION;</div>
<div class="line"><a id="l00358" name="l00358"></a><span class="lineno">  358</span><span class="preprocessor">#else</span></div>
<div class="line"><a id="l00359" name="l00359"></a><span class="lineno">  359</span><span class="comment">// Assume CRITICAL_SECTION is a typedef of _RTL_CRITICAL_SECTION.</span></div>
<div class="line"><a id="l00360" name="l00360"></a><span class="lineno">  360</span><span class="comment">// This assumption is verified by</span></div>
<div class="line"><a id="l00361" name="l00361"></a><span class="lineno">  361</span><span class="comment">// WindowsTypesTest.CRITICAL_SECTIONIs_RTL_CRITICAL_SECTION.</span></div>
<div class="line"><a id="l00362" name="l00362"></a><span class="lineno">  362</span><span class="keyword">typedef</span> <span class="keyword">struct </span>_RTL_CRITICAL_SECTION GTEST_CRITICAL_SECTION;</div>
<div class="line"><a id="l00363" name="l00363"></a><span class="lineno">  363</span><span class="preprocessor">#endif</span></div>
<div class="line"><a id="l00364" name="l00364"></a><span class="lineno">  364</span><span class="preprocessor">#elif GTEST_OS_XTENSA</span></div>
<div class="line"><a id="l00365" name="l00365"></a><span class="lineno">  365</span><span class="preprocessor">#include &lt;unistd.h&gt;</span></div>
<div class="line"><a id="l00366" name="l00366"></a><span class="lineno">  366</span><span class="comment">// Xtensa toolchains define strcasecmp in the string.h header instead of</span></div>
<div class="line"><a id="l00367" name="l00367"></a><span class="lineno">  367</span><span class="comment">// strings.h. string.h is already included.</span></div>
<div class="line"><a id="l00368" name="l00368"></a><span class="lineno">  368</span><span class="preprocessor">#else</span></div>
<div class="line"><a id="l00369" name="l00369"></a><span class="lineno">  369</span><span class="comment">// This assumes that non-Windows OSes provide unistd.h. For OSes where this</span></div>
<div class="line"><a id="l00370" name="l00370"></a><span class="lineno">  370</span><span class="comment">// is not the case, we need to include headers that provide the functions</span></div>
<div class="line"><a id="l00371" name="l00371"></a><span class="lineno">  371</span><span class="comment">// mentioned above.</span></div>
<div class="line"><a id="l00372" name="l00372"></a><span class="lineno">  372</span><span class="preprocessor">#include &lt;strings.h&gt;</span></div>
<div class="line"><a id="l00373" name="l00373"></a><span class="lineno">  373</span><span class="preprocessor">#include &lt;unistd.h&gt;</span></div>
<div class="line"><a id="l00374" name="l00374"></a><span class="lineno">  374</span><span class="preprocessor">#endif  </span><span class="comment">// GTEST_OS_WINDOWS</span></div>
<div class="line"><a id="l00375" name="l00375"></a><span class="lineno">  375</span> </div>
<div class="line"><a id="l00376" name="l00376"></a><span class="lineno">  376</span><span class="preprocessor">#if GTEST_OS_LINUX_ANDROID</span></div>
<div class="line"><a id="l00377" name="l00377"></a><span class="lineno">  377</span><span class="comment">// Used to define __ANDROID_API__ matching the target NDK API level.</span></div>
<div class="line"><a id="l00378" name="l00378"></a><span class="lineno">  378</span><span class="preprocessor">#include &lt;android/api-level.h&gt;</span>  <span class="comment">// NOLINT</span></div>
<div class="line"><a id="l00379" name="l00379"></a><span class="lineno">  379</span><span class="preprocessor">#endif</span></div>
<div class="line"><a id="l00380" name="l00380"></a><span class="lineno">  380</span> </div>
<div class="line"><a id="l00381" name="l00381"></a><span class="lineno">  381</span><span class="comment">// Defines this to true if and only if Google Test can use POSIX regular</span></div>
<div class="line"><a id="l00382" name="l00382"></a><span class="lineno">  382</span><span class="comment">// expressions.</span></div>
<div class="line"><a id="l00383" name="l00383"></a><span class="lineno">  383</span><span class="preprocessor">#ifndef GTEST_HAS_POSIX_RE</span></div>
<div class="line"><a id="l00384" name="l00384"></a><span class="lineno">  384</span><span class="preprocessor">#if GTEST_OS_LINUX_ANDROID</span></div>
<div class="line"><a id="l00385" name="l00385"></a><span class="lineno">  385</span><span class="comment">// On Android, &lt;regex.h&gt; is only available starting with Gingerbread.</span></div>
<div class="line"><a id="l00386" name="l00386"></a><span class="lineno">  386</span><span class="preprocessor">#define GTEST_HAS_POSIX_RE (__ANDROID_API__ &gt;= 9)</span></div>
<div class="line"><a id="l00387" name="l00387"></a><span class="lineno">  387</span><span class="preprocessor">#else</span></div>
<div class="line"><a id="l00388" name="l00388"></a><span class="lineno">  388</span><span class="preprocessor">#define GTEST_HAS_POSIX_RE \</span></div>
<div class="line"><a id="l00389" name="l00389"></a><span class="lineno">  389</span><span class="preprocessor">  !(GTEST_OS_WINDOWS || GTEST_OS_XTENSA || GTEST_OS_QURT)</span></div>
<div class="line"><a id="l00390" name="l00390"></a><span class="lineno">  390</span><span class="preprocessor">#endif</span></div>
<div class="line"><a id="l00391" name="l00391"></a><span class="lineno">  391</span><span class="preprocessor">#endif</span></div>
<div class="line"><a id="l00392" name="l00392"></a><span class="lineno">  392</span> </div>
<div class="line"><a id="l00393" name="l00393"></a><span class="lineno">  393</span><span class="comment">// Select the regular expression implementation.</span></div>
<div class="line"><a id="l00394" name="l00394"></a><span class="lineno">  394</span><span class="preprocessor">#if GTEST_HAS_ABSL</span></div>
<div class="line"><a id="l00395" name="l00395"></a><span class="lineno">  395</span><span class="comment">// When using Abseil, RE2 is required.</span></div>
<div class="line"><a id="l00396" name="l00396"></a><span class="lineno">  396</span><span class="preprocessor">#include &quot;absl/strings/string_view.h&quot;</span></div>
<div class="line"><a id="l00397" name="l00397"></a><span class="lineno">  397</span><span class="preprocessor">#include &quot;re2/re2.h&quot;</span></div>
<div class="line"><a id="l00398" name="l00398"></a><span class="lineno">  398</span><span class="preprocessor">#define GTEST_USES_RE2 1</span></div>
<div class="line"><a id="l00399" name="l00399"></a><span class="lineno">  399</span><span class="preprocessor">#elif GTEST_HAS_POSIX_RE</span></div>
<div class="line"><a id="l00400" name="l00400"></a><span class="lineno">  400</span><span class="preprocessor">#include &lt;regex.h&gt;</span>  <span class="comment">// NOLINT</span></div>
<div class="line"><a id="l00401" name="l00401"></a><span class="lineno">  401</span><span class="preprocessor">#define GTEST_USES_POSIX_RE 1</span></div>
<div class="line"><a id="l00402" name="l00402"></a><span class="lineno">  402</span><span class="preprocessor">#else</span></div>
<div class="line"><a id="l00403" name="l00403"></a><span class="lineno">  403</span><span class="comment">// Use our own simple regex implementation.</span></div>
<div class="line"><a id="l00404" name="l00404"></a><span class="lineno">  404</span><span class="preprocessor">#define GTEST_USES_SIMPLE_RE 1</span></div>
<div class="line"><a id="l00405" name="l00405"></a><span class="lineno">  405</span><span class="preprocessor">#endif</span></div>
<div class="line"><a id="l00406" name="l00406"></a><span class="lineno">  406</span> </div>
<div class="line"><a id="l00407" name="l00407"></a><span class="lineno">  407</span><span class="preprocessor">#ifndef GTEST_HAS_EXCEPTIONS</span></div>
<div class="line"><a id="l00408" name="l00408"></a><span class="lineno">  408</span><span class="comment">// The user didn&#39;t tell us whether exceptions are enabled, so we need</span></div>
<div class="line"><a id="l00409" name="l00409"></a><span class="lineno">  409</span><span class="comment">// to figure it out.</span></div>
<div class="line"><a id="l00410" name="l00410"></a><span class="lineno">  410</span><span class="preprocessor">#if defined(_MSC_VER) &amp;&amp; defined(_CPPUNWIND)</span></div>
<div class="line"><a id="l00411" name="l00411"></a><span class="lineno">  411</span><span class="comment">// MSVC defines _CPPUNWIND to 1 if and only if exceptions are enabled.</span></div>
<div class="line"><a id="l00412" name="l00412"></a><span class="lineno">  412</span><span class="preprocessor">#define GTEST_HAS_EXCEPTIONS 1</span></div>
<div class="line"><a id="l00413" name="l00413"></a><span class="lineno">  413</span><span class="preprocessor">#elif defined(__BORLANDC__)</span></div>
<div class="line"><a id="l00414" name="l00414"></a><span class="lineno">  414</span><span class="comment">// C++Builder&#39;s implementation of the STL uses the _HAS_EXCEPTIONS</span></div>
<div class="line"><a id="l00415" name="l00415"></a><span class="lineno">  415</span><span class="comment">// macro to enable exceptions, so we&#39;ll do the same.</span></div>
<div class="line"><a id="l00416" name="l00416"></a><span class="lineno">  416</span><span class="comment">// Assumes that exceptions are enabled by default.</span></div>
<div class="line"><a id="l00417" name="l00417"></a><span class="lineno">  417</span><span class="preprocessor">#ifndef _HAS_EXCEPTIONS</span></div>
<div class="line"><a id="l00418" name="l00418"></a><span class="lineno">  418</span><span class="preprocessor">#define _HAS_EXCEPTIONS 1</span></div>
<div class="line"><a id="l00419" name="l00419"></a><span class="lineno">  419</span><span class="preprocessor">#endif  </span><span class="comment">// _HAS_EXCEPTIONS</span></div>
<div class="line"><a id="l00420" name="l00420"></a><span class="lineno">  420</span><span class="preprocessor">#define GTEST_HAS_EXCEPTIONS _HAS_EXCEPTIONS</span></div>
<div class="line"><a id="l00421" name="l00421"></a><span class="lineno">  421</span><span class="preprocessor">#elif defined(__clang__)</span></div>
<div class="line"><a id="l00422" name="l00422"></a><span class="lineno">  422</span><span class="comment">// clang defines __EXCEPTIONS if and only if exceptions are enabled before clang</span></div>
<div class="line"><a id="l00423" name="l00423"></a><span class="lineno">  423</span><span class="comment">// 220714, but if and only if cleanups are enabled after that. In Obj-C++ files,</span></div>
<div class="line"><a id="l00424" name="l00424"></a><span class="lineno">  424</span><span class="comment">// there can be cleanups for ObjC exceptions which also need cleanups, even if</span></div>
<div class="line"><a id="l00425" name="l00425"></a><span class="lineno">  425</span><span class="comment">// C++ exceptions are disabled. clang has __has_feature(cxx_exceptions) which</span></div>
<div class="line"><a id="l00426" name="l00426"></a><span class="lineno">  426</span><span class="comment">// checks for C++ exceptions starting at clang r206352, but which checked for</span></div>
<div class="line"><a id="l00427" name="l00427"></a><span class="lineno">  427</span><span class="comment">// cleanups prior to that. To reliably check for C++ exception availability with</span></div>
<div class="line"><a id="l00428" name="l00428"></a><span class="lineno">  428</span><span class="comment">// clang, check for</span></div>
<div class="line"><a id="l00429" name="l00429"></a><span class="lineno">  429</span><span class="comment">// __EXCEPTIONS &amp;&amp; __has_feature(cxx_exceptions).</span></div>
<div class="line"><a id="l00430" name="l00430"></a><span class="lineno">  430</span><span class="preprocessor">#define GTEST_HAS_EXCEPTIONS (__EXCEPTIONS &amp;&amp; __has_feature(cxx_exceptions))</span></div>
<div class="line"><a id="l00431" name="l00431"></a><span class="lineno">  431</span><span class="preprocessor">#elif defined(__GNUC__) &amp;&amp; __EXCEPTIONS</span></div>
<div class="line"><a id="l00432" name="l00432"></a><span class="lineno">  432</span><span class="comment">// gcc defines __EXCEPTIONS to 1 if and only if exceptions are enabled.</span></div>
<div class="line"><a id="l00433" name="l00433"></a><span class="lineno">  433</span><span class="preprocessor">#define GTEST_HAS_EXCEPTIONS 1</span></div>
<div class="line"><a id="l00434" name="l00434"></a><span class="lineno">  434</span><span class="preprocessor">#elif defined(__SUNPRO_CC)</span></div>
<div class="line"><a id="l00435" name="l00435"></a><span class="lineno">  435</span><span class="comment">// Sun Pro CC supports exceptions.  However, there is no compile-time way of</span></div>
<div class="line"><a id="l00436" name="l00436"></a><span class="lineno">  436</span><span class="comment">// detecting whether they are enabled or not.  Therefore, we assume that</span></div>
<div class="line"><a id="l00437" name="l00437"></a><span class="lineno">  437</span><span class="comment">// they are enabled unless the user tells us otherwise.</span></div>
<div class="line"><a id="l00438" name="l00438"></a><span class="lineno">  438</span><span class="preprocessor">#define GTEST_HAS_EXCEPTIONS 1</span></div>
<div class="line"><a id="l00439" name="l00439"></a><span class="lineno">  439</span><span class="preprocessor">#elif defined(__IBMCPP__) &amp;&amp; __EXCEPTIONS</span></div>
<div class="line"><a id="l00440" name="l00440"></a><span class="lineno">  440</span><span class="comment">// xlC defines __EXCEPTIONS to 1 if and only if exceptions are enabled.</span></div>
<div class="line"><a id="l00441" name="l00441"></a><span class="lineno">  441</span><span class="preprocessor">#define GTEST_HAS_EXCEPTIONS 1</span></div>
<div class="line"><a id="l00442" name="l00442"></a><span class="lineno">  442</span><span class="preprocessor">#elif defined(__HP_aCC)</span></div>
<div class="line"><a id="l00443" name="l00443"></a><span class="lineno">  443</span><span class="comment">// Exception handling is in effect by default in HP aCC compiler. It has to</span></div>
<div class="line"><a id="l00444" name="l00444"></a><span class="lineno">  444</span><span class="comment">// be turned of by +noeh compiler option if desired.</span></div>
<div class="line"><a id="l00445" name="l00445"></a><span class="lineno">  445</span><span class="preprocessor">#define GTEST_HAS_EXCEPTIONS 1</span></div>
<div class="line"><a id="l00446" name="l00446"></a><span class="lineno">  446</span><span class="preprocessor">#else</span></div>
<div class="line"><a id="l00447" name="l00447"></a><span class="lineno">  447</span><span class="comment">// For other compilers, we assume exceptions are disabled to be</span></div>
<div class="line"><a id="l00448" name="l00448"></a><span class="lineno">  448</span><span class="comment">// conservative.</span></div>
<div class="line"><a id="l00449" name="l00449"></a><span class="lineno">  449</span><span class="preprocessor">#define GTEST_HAS_EXCEPTIONS 0</span></div>
<div class="line"><a id="l00450" name="l00450"></a><span class="lineno">  450</span><span class="preprocessor">#endif  </span><span class="comment">// defined(_MSC_VER) || defined(__BORLANDC__)</span></div>
<div class="line"><a id="l00451" name="l00451"></a><span class="lineno">  451</span><span class="preprocessor">#endif  </span><span class="comment">// GTEST_HAS_EXCEPTIONS</span></div>
<div class="line"><a id="l00452" name="l00452"></a><span class="lineno">  452</span> </div>
<div class="line"><a id="l00453" name="l00453"></a><span class="lineno">  453</span><span class="preprocessor">#ifndef GTEST_HAS_STD_WSTRING</span></div>
<div class="line"><a id="l00454" name="l00454"></a><span class="lineno">  454</span><span class="comment">// The user didn&#39;t tell us whether ::std::wstring is available, so we need</span></div>
<div class="line"><a id="l00455" name="l00455"></a><span class="lineno">  455</span><span class="comment">// to figure it out.</span></div>
<div class="line"><a id="l00456" name="l00456"></a><span class="lineno">  456</span><span class="comment">// Cygwin 1.7 and below doesn&#39;t support ::std::wstring.</span></div>
<div class="line"><a id="l00457" name="l00457"></a><span class="lineno">  457</span><span class="comment">// Solaris&#39; libc++ doesn&#39;t support it either.  Android has</span></div>
<div class="line"><a id="l00458" name="l00458"></a><span class="lineno">  458</span><span class="comment">// no support for it at least as recent as Froyo (2.2).</span></div>
<div class="line"><a id="l00459" name="l00459"></a><span class="lineno">  459</span><span class="preprocessor">#define GTEST_HAS_STD_WSTRING                                         \</span></div>
<div class="line"><a id="l00460" name="l00460"></a><span class="lineno">  460</span><span class="preprocessor">  (!(GTEST_OS_LINUX_ANDROID || GTEST_OS_CYGWIN || GTEST_OS_SOLARIS || \</span></div>
<div class="line"><a id="l00461" name="l00461"></a><span class="lineno">  461</span><span class="preprocessor">     GTEST_OS_HAIKU || GTEST_OS_ESP32 || GTEST_OS_ESP8266 ||          \</span></div>
<div class="line"><a id="l00462" name="l00462"></a><span class="lineno">  462</span><span class="preprocessor">     GTEST_OS_XTENSA || GTEST_OS_QURT))</span></div>
<div class="line"><a id="l00463" name="l00463"></a><span class="lineno">  463</span> </div>
<div class="line"><a id="l00464" name="l00464"></a><span class="lineno">  464</span><span class="preprocessor">#endif  </span><span class="comment">// GTEST_HAS_STD_WSTRING</span></div>
<div class="line"><a id="l00465" name="l00465"></a><span class="lineno">  465</span> </div>
<div class="line"><a id="l00466" name="l00466"></a><span class="lineno">  466</span><span class="comment">// Determines whether RTTI is available.</span></div>
<div class="line"><a id="l00467" name="l00467"></a><span class="lineno">  467</span><span class="preprocessor">#ifndef GTEST_HAS_RTTI</span></div>
<div class="line"><a id="l00468" name="l00468"></a><span class="lineno">  468</span><span class="comment">// The user didn&#39;t tell us whether RTTI is enabled, so we need to</span></div>
<div class="line"><a id="l00469" name="l00469"></a><span class="lineno">  469</span><span class="comment">// figure it out.</span></div>
<div class="line"><a id="l00470" name="l00470"></a><span class="lineno">  470</span> </div>
<div class="line"><a id="l00471" name="l00471"></a><span class="lineno">  471</span><span class="preprocessor">#ifdef _MSC_VER</span></div>
<div class="line"><a id="l00472" name="l00472"></a><span class="lineno">  472</span> </div>
<div class="line"><a id="l00473" name="l00473"></a><span class="lineno">  473</span><span class="preprocessor">#ifdef _CPPRTTI  </span><span class="comment">// MSVC defines this macro if and only if RTTI is enabled.</span></div>
<div class="line"><a id="l00474" name="l00474"></a><span class="lineno">  474</span><span class="preprocessor">#define GTEST_HAS_RTTI 1</span></div>
<div class="line"><a id="l00475" name="l00475"></a><span class="lineno">  475</span><span class="preprocessor">#else</span></div>
<div class="line"><a id="l00476" name="l00476"></a><span class="lineno">  476</span><span class="preprocessor">#define GTEST_HAS_RTTI 0</span></div>
<div class="line"><a id="l00477" name="l00477"></a><span class="lineno">  477</span><span class="preprocessor">#endif</span></div>
<div class="line"><a id="l00478" name="l00478"></a><span class="lineno">  478</span> </div>
<div class="line"><a id="l00479" name="l00479"></a><span class="lineno">  479</span><span class="comment">// Starting with version 4.3.2, gcc defines __GXX_RTTI if and only if RTTI is</span></div>
<div class="line"><a id="l00480" name="l00480"></a><span class="lineno">  480</span><span class="comment">// enabled.</span></div>
<div class="line"><a id="l00481" name="l00481"></a><span class="lineno">  481</span><span class="preprocessor">#elif defined(__GNUC__)</span></div>
<div class="line"><a id="l00482" name="l00482"></a><span class="lineno">  482</span> </div>
<div class="line"><a id="l00483" name="l00483"></a><span class="lineno">  483</span><span class="preprocessor">#ifdef __GXX_RTTI</span></div>
<div class="line"><a id="l00484" name="l00484"></a><span class="lineno">  484</span><span class="comment">// When building against STLport with the Android NDK and with</span></div>
<div class="line"><a id="l00485" name="l00485"></a><span class="lineno">  485</span><span class="comment">// -frtti -fno-exceptions, the build fails at link time with undefined</span></div>
<div class="line"><a id="l00486" name="l00486"></a><span class="lineno">  486</span><span class="comment">// references to __cxa_bad_typeid. Note sure if STL or toolchain bug,</span></div>
<div class="line"><a id="l00487" name="l00487"></a><span class="lineno">  487</span><span class="comment">// so disable RTTI when detected.</span></div>
<div class="line"><a id="l00488" name="l00488"></a><span class="lineno">  488</span><span class="preprocessor">#if GTEST_OS_LINUX_ANDROID &amp;&amp; defined(_STLPORT_MAJOR) &amp;&amp; !defined(__EXCEPTIONS)</span></div>
<div class="line"><a id="l00489" name="l00489"></a><span class="lineno">  489</span><span class="preprocessor">#define GTEST_HAS_RTTI 0</span></div>
<div class="line"><a id="l00490" name="l00490"></a><span class="lineno">  490</span><span class="preprocessor">#else</span></div>
<div class="line"><a id="l00491" name="l00491"></a><span class="lineno">  491</span><span class="preprocessor">#define GTEST_HAS_RTTI 1</span></div>
<div class="line"><a id="l00492" name="l00492"></a><span class="lineno">  492</span><span class="preprocessor">#endif  </span><span class="comment">// GTEST_OS_LINUX_ANDROID &amp;&amp; __STLPORT_MAJOR &amp;&amp; !__EXCEPTIONS</span></div>
<div class="line"><a id="l00493" name="l00493"></a><span class="lineno">  493</span><span class="preprocessor">#else</span></div>
<div class="line"><a id="l00494" name="l00494"></a><span class="lineno">  494</span><span class="preprocessor">#define GTEST_HAS_RTTI 0</span></div>
<div class="line"><a id="l00495" name="l00495"></a><span class="lineno">  495</span><span class="preprocessor">#endif  </span><span class="comment">// __GXX_RTTI</span></div>
<div class="line"><a id="l00496" name="l00496"></a><span class="lineno">  496</span> </div>
<div class="line"><a id="l00497" name="l00497"></a><span class="lineno">  497</span><span class="comment">// Clang defines __GXX_RTTI starting with version 3.0, but its manual recommends</span></div>
<div class="line"><a id="l00498" name="l00498"></a><span class="lineno">  498</span><span class="comment">// using has_feature instead. has_feature(cxx_rtti) is supported since 2.7, the</span></div>
<div class="line"><a id="l00499" name="l00499"></a><span class="lineno">  499</span><span class="comment">// first version with C++ support.</span></div>
<div class="line"><a id="l00500" name="l00500"></a><span class="lineno">  500</span><span class="preprocessor">#elif defined(__clang__)</span></div>
<div class="line"><a id="l00501" name="l00501"></a><span class="lineno">  501</span> </div>
<div class="line"><a id="l00502" name="l00502"></a><span class="lineno">  502</span><span class="preprocessor">#define GTEST_HAS_RTTI __has_feature(cxx_rtti)</span></div>
<div class="line"><a id="l00503" name="l00503"></a><span class="lineno">  503</span> </div>
<div class="line"><a id="l00504" name="l00504"></a><span class="lineno">  504</span><span class="comment">// Starting with version 9.0 IBM Visual Age defines __RTTI_ALL__ to 1 if</span></div>
<div class="line"><a id="l00505" name="l00505"></a><span class="lineno">  505</span><span class="comment">// both the typeid and dynamic_cast features are present.</span></div>
<div class="line"><a id="l00506" name="l00506"></a><span class="lineno">  506</span><span class="preprocessor">#elif defined(__IBMCPP__) &amp;&amp; (__IBMCPP__ &gt;= 900)</span></div>
<div class="line"><a id="l00507" name="l00507"></a><span class="lineno">  507</span> </div>
<div class="line"><a id="l00508" name="l00508"></a><span class="lineno">  508</span><span class="preprocessor">#ifdef __RTTI_ALL__</span></div>
<div class="line"><a id="l00509" name="l00509"></a><span class="lineno">  509</span><span class="preprocessor">#define GTEST_HAS_RTTI 1</span></div>
<div class="line"><a id="l00510" name="l00510"></a><span class="lineno">  510</span><span class="preprocessor">#else</span></div>
<div class="line"><a id="l00511" name="l00511"></a><span class="lineno">  511</span><span class="preprocessor">#define GTEST_HAS_RTTI 0</span></div>
<div class="line"><a id="l00512" name="l00512"></a><span class="lineno">  512</span><span class="preprocessor">#endif</span></div>
<div class="line"><a id="l00513" name="l00513"></a><span class="lineno">  513</span> </div>
<div class="line"><a id="l00514" name="l00514"></a><span class="lineno">  514</span><span class="preprocessor">#else</span></div>
<div class="line"><a id="l00515" name="l00515"></a><span class="lineno">  515</span> </div>
<div class="line"><a id="l00516" name="l00516"></a><span class="lineno">  516</span><span class="comment">// For all other compilers, we assume RTTI is enabled.</span></div>
<div class="line"><a id="l00517" name="l00517"></a><span class="lineno">  517</span><span class="preprocessor">#define GTEST_HAS_RTTI 1</span></div>
<div class="line"><a id="l00518" name="l00518"></a><span class="lineno">  518</span> </div>
<div class="line"><a id="l00519" name="l00519"></a><span class="lineno">  519</span><span class="preprocessor">#endif  </span><span class="comment">// _MSC_VER</span></div>
<div class="line"><a id="l00520" name="l00520"></a><span class="lineno">  520</span> </div>
<div class="line"><a id="l00521" name="l00521"></a><span class="lineno">  521</span><span class="preprocessor">#endif  </span><span class="comment">// GTEST_HAS_RTTI</span></div>
<div class="line"><a id="l00522" name="l00522"></a><span class="lineno">  522</span> </div>
<div class="line"><a id="l00523" name="l00523"></a><span class="lineno">  523</span><span class="comment">// It&#39;s this header&#39;s responsibility to #include &lt;typeinfo&gt; when RTTI</span></div>
<div class="line"><a id="l00524" name="l00524"></a><span class="lineno">  524</span><span class="comment">// is enabled.</span></div>
<div class="line"><a id="l00525" name="l00525"></a><span class="lineno">  525</span><span class="preprocessor">#if GTEST_HAS_RTTI</span></div>
<div class="line"><a id="l00526" name="l00526"></a><span class="lineno">  526</span><span class="preprocessor">#include &lt;typeinfo&gt;</span></div>
<div class="line"><a id="l00527" name="l00527"></a><span class="lineno">  527</span><span class="preprocessor">#endif</span></div>
<div class="line"><a id="l00528" name="l00528"></a><span class="lineno">  528</span> </div>
<div class="line"><a id="l00529" name="l00529"></a><span class="lineno">  529</span><span class="comment">// Determines whether Google Test can use the pthreads library.</span></div>
<div class="line"><a id="l00530" name="l00530"></a><span class="lineno">  530</span><span class="preprocessor">#ifndef GTEST_HAS_PTHREAD</span></div>
<div class="line"><a id="l00531" name="l00531"></a><span class="lineno">  531</span><span class="comment">// The user didn&#39;t tell us explicitly, so we make reasonable assumptions about</span></div>
<div class="line"><a id="l00532" name="l00532"></a><span class="lineno">  532</span><span class="comment">// which platforms have pthreads support.</span></div>
<div class="line"><a id="l00533" name="l00533"></a><span class="lineno">  533</span><span class="comment">//</span></div>
<div class="line"><a id="l00534" name="l00534"></a><span class="lineno">  534</span><span class="comment">// To disable threading support in Google Test, add -DGTEST_HAS_PTHREAD=0</span></div>
<div class="line"><a id="l00535" name="l00535"></a><span class="lineno">  535</span><span class="comment">// to your compiler flags.</span></div>
<div class="line"><a id="l00536" name="l00536"></a><span class="lineno">  536</span><span class="preprocessor">#define GTEST_HAS_PTHREAD                                                      \</span></div>
<div class="line"><a id="l00537" name="l00537"></a><span class="lineno">  537</span><span class="preprocessor">  (GTEST_OS_LINUX || GTEST_OS_MAC || GTEST_OS_HPUX || GTEST_OS_QNX ||          \</span></div>
<div class="line"><a id="l00538" name="l00538"></a><span class="lineno">  538</span><span class="preprocessor">   GTEST_OS_FREEBSD || GTEST_OS_NACL || GTEST_OS_NETBSD || GTEST_OS_FUCHSIA || \</span></div>
<div class="line"><a id="l00539" name="l00539"></a><span class="lineno">  539</span><span class="preprocessor">   GTEST_OS_DRAGONFLY || GTEST_OS_GNU_KFREEBSD || GTEST_OS_OPENBSD ||          \</span></div>
<div class="line"><a id="l00540" name="l00540"></a><span class="lineno">  540</span><span class="preprocessor">   GTEST_OS_HAIKU || GTEST_OS_GNU_HURD)</span></div>
<div class="line"><a id="l00541" name="l00541"></a><span class="lineno">  541</span><span class="preprocessor">#endif  </span><span class="comment">// GTEST_HAS_PTHREAD</span></div>
<div class="line"><a id="l00542" name="l00542"></a><span class="lineno">  542</span> </div>
<div class="line"><a id="l00543" name="l00543"></a><span class="lineno">  543</span><span class="preprocessor">#if GTEST_HAS_PTHREAD</span></div>
<div class="line"><a id="l00544" name="l00544"></a><span class="lineno">  544</span><span class="comment">// gtest-port.h guarantees to #include &lt;pthread.h&gt; when GTEST_HAS_PTHREAD is</span></div>
<div class="line"><a id="l00545" name="l00545"></a><span class="lineno">  545</span><span class="comment">// true.</span></div>
<div class="line"><a id="l00546" name="l00546"></a><span class="lineno">  546</span><span class="preprocessor">#include &lt;pthread.h&gt;</span>  <span class="comment">// NOLINT</span></div>
<div class="line"><a id="l00547" name="l00547"></a><span class="lineno">  547</span> </div>
<div class="line"><a id="l00548" name="l00548"></a><span class="lineno">  548</span><span class="comment">// For timespec and nanosleep, used below.</span></div>
<div class="line"><a id="l00549" name="l00549"></a><span class="lineno">  549</span><span class="preprocessor">#include &lt;time.h&gt;</span>  <span class="comment">// NOLINT</span></div>
<div class="line"><a id="l00550" name="l00550"></a><span class="lineno">  550</span><span class="preprocessor">#endif</span></div>
<div class="line"><a id="l00551" name="l00551"></a><span class="lineno">  551</span> </div>
<div class="line"><a id="l00552" name="l00552"></a><span class="lineno">  552</span><span class="comment">// Determines whether clone(2) is supported.</span></div>
<div class="line"><a id="l00553" name="l00553"></a><span class="lineno">  553</span><span class="comment">// Usually it will only be available on Linux, excluding</span></div>
<div class="line"><a id="l00554" name="l00554"></a><span class="lineno">  554</span><span class="comment">// Linux on the Itanium architecture.</span></div>
<div class="line"><a id="l00555" name="l00555"></a><span class="lineno">  555</span><span class="comment">// Also see http://linux.die.net/man/2/clone.</span></div>
<div class="line"><a id="l00556" name="l00556"></a><span class="lineno">  556</span><span class="preprocessor">#ifndef GTEST_HAS_CLONE</span></div>
<div class="line"><a id="l00557" name="l00557"></a><span class="lineno">  557</span><span class="comment">// The user didn&#39;t tell us, so we need to figure it out.</span></div>
<div class="line"><a id="l00558" name="l00558"></a><span class="lineno">  558</span> </div>
<div class="line"><a id="l00559" name="l00559"></a><span class="lineno">  559</span><span class="preprocessor">#if GTEST_OS_LINUX &amp;&amp; !defined(__ia64__)</span></div>
<div class="line"><a id="l00560" name="l00560"></a><span class="lineno">  560</span><span class="preprocessor">#if GTEST_OS_LINUX_ANDROID</span></div>
<div class="line"><a id="l00561" name="l00561"></a><span class="lineno">  561</span><span class="comment">// On Android, clone() became available at different API levels for each 32-bit</span></div>
<div class="line"><a id="l00562" name="l00562"></a><span class="lineno">  562</span><span class="comment">// architecture.</span></div>
<div class="line"><a id="l00563" name="l00563"></a><span class="lineno">  563</span><span class="preprocessor">#if defined(__LP64__) || (defined(__arm__) &amp;&amp; __ANDROID_API__ &gt;= 9) || \</span></div>
<div class="line"><a id="l00564" name="l00564"></a><span class="lineno">  564</span><span class="preprocessor">    (defined(__mips__) &amp;&amp; __ANDROID_API__ &gt;= 12) ||                    \</span></div>
<div class="line"><a id="l00565" name="l00565"></a><span class="lineno">  565</span><span class="preprocessor">    (defined(__i386__) &amp;&amp; __ANDROID_API__ &gt;= 17)</span></div>
<div class="line"><a id="l00566" name="l00566"></a><span class="lineno">  566</span><span class="preprocessor">#define GTEST_HAS_CLONE 1</span></div>
<div class="line"><a id="l00567" name="l00567"></a><span class="lineno">  567</span><span class="preprocessor">#else</span></div>
<div class="line"><a id="l00568" name="l00568"></a><span class="lineno">  568</span><span class="preprocessor">#define GTEST_HAS_CLONE 0</span></div>
<div class="line"><a id="l00569" name="l00569"></a><span class="lineno">  569</span><span class="preprocessor">#endif</span></div>
<div class="line"><a id="l00570" name="l00570"></a><span class="lineno">  570</span><span class="preprocessor">#else</span></div>
<div class="line"><a id="l00571" name="l00571"></a><span class="lineno">  571</span><span class="preprocessor">#define GTEST_HAS_CLONE 1</span></div>
<div class="line"><a id="l00572" name="l00572"></a><span class="lineno">  572</span><span class="preprocessor">#endif</span></div>
<div class="line"><a id="l00573" name="l00573"></a><span class="lineno">  573</span><span class="preprocessor">#else</span></div>
<div class="line"><a id="l00574" name="l00574"></a><span class="lineno">  574</span><span class="preprocessor">#define GTEST_HAS_CLONE 0</span></div>
<div class="line"><a id="l00575" name="l00575"></a><span class="lineno">  575</span><span class="preprocessor">#endif  </span><span class="comment">// GTEST_OS_LINUX &amp;&amp; !defined(__ia64__)</span></div>
<div class="line"><a id="l00576" name="l00576"></a><span class="lineno">  576</span> </div>
<div class="line"><a id="l00577" name="l00577"></a><span class="lineno">  577</span><span class="preprocessor">#endif  </span><span class="comment">// GTEST_HAS_CLONE</span></div>
<div class="line"><a id="l00578" name="l00578"></a><span class="lineno">  578</span> </div>
<div class="line"><a id="l00579" name="l00579"></a><span class="lineno">  579</span><span class="comment">// Determines whether to support stream redirection. This is used to test</span></div>
<div class="line"><a id="l00580" name="l00580"></a><span class="lineno">  580</span><span class="comment">// output correctness and to implement death tests.</span></div>
<div class="line"><a id="l00581" name="l00581"></a><span class="lineno">  581</span><span class="preprocessor">#ifndef GTEST_HAS_STREAM_REDIRECTION</span></div>
<div class="line"><a id="l00582" name="l00582"></a><span class="lineno">  582</span><span class="comment">// By default, we assume that stream redirection is supported on all</span></div>
<div class="line"><a id="l00583" name="l00583"></a><span class="lineno">  583</span><span class="comment">// platforms except known mobile / embedded ones.</span></div>
<div class="line"><a id="l00584" name="l00584"></a><span class="lineno">  584</span><span class="preprocessor">#if GTEST_OS_WINDOWS_MOBILE || GTEST_OS_WINDOWS_PHONE ||          \</span></div>
<div class="line"><a id="l00585" name="l00585"></a><span class="lineno">  585</span><span class="preprocessor">    GTEST_OS_WINDOWS_RT || GTEST_OS_ESP8266 || GTEST_OS_XTENSA || \</span></div>
<div class="line"><a id="l00586" name="l00586"></a><span class="lineno">  586</span><span class="preprocessor">    GTEST_OS_QURT</span></div>
<div class="line"><a id="l00587" name="l00587"></a><span class="lineno">  587</span><span class="preprocessor">#define GTEST_HAS_STREAM_REDIRECTION 0</span></div>
<div class="line"><a id="l00588" name="l00588"></a><span class="lineno">  588</span><span class="preprocessor">#else</span></div>
<div class="line"><a id="l00589" name="l00589"></a><span class="lineno">  589</span><span class="preprocessor">#define GTEST_HAS_STREAM_REDIRECTION 1</span></div>
<div class="line"><a id="l00590" name="l00590"></a><span class="lineno">  590</span><span class="preprocessor">#endif  </span><span class="comment">// !GTEST_OS_WINDOWS_MOBILE</span></div>
<div class="line"><a id="l00591" name="l00591"></a><span class="lineno">  591</span><span class="preprocessor">#endif  </span><span class="comment">// GTEST_HAS_STREAM_REDIRECTION</span></div>
<div class="line"><a id="l00592" name="l00592"></a><span class="lineno">  592</span> </div>
<div class="line"><a id="l00593" name="l00593"></a><span class="lineno">  593</span><span class="comment">// Determines whether to support death tests.</span></div>
<div class="line"><a id="l00594" name="l00594"></a><span class="lineno">  594</span><span class="comment">// pops up a dialog window that cannot be suppressed programmatically.</span></div>
<div class="line"><a id="l00595" name="l00595"></a><span class="lineno">  595</span><span class="preprocessor">#if (GTEST_OS_LINUX || GTEST_OS_CYGWIN || GTEST_OS_SOLARIS ||             \</span></div>
<div class="line"><a id="l00596" name="l00596"></a><span class="lineno">  596</span><span class="preprocessor">     (GTEST_OS_MAC &amp;&amp; !GTEST_OS_IOS) ||                                   \</span></div>
<div class="line"><a id="l00597" name="l00597"></a><span class="lineno">  597</span><span class="preprocessor">     (GTEST_OS_WINDOWS_DESKTOP &amp;&amp; _MSC_VER) || GTEST_OS_WINDOWS_MINGW ||  \</span></div>
<div class="line"><a id="l00598" name="l00598"></a><span class="lineno">  598</span><span class="preprocessor">     GTEST_OS_AIX || GTEST_OS_HPUX || GTEST_OS_OPENBSD || GTEST_OS_QNX || \</span></div>
<div class="line"><a id="l00599" name="l00599"></a><span class="lineno">  599</span><span class="preprocessor">     GTEST_OS_FREEBSD || GTEST_OS_NETBSD || GTEST_OS_FUCHSIA ||           \</span></div>
<div class="line"><a id="l00600" name="l00600"></a><span class="lineno">  600</span><span class="preprocessor">     GTEST_OS_DRAGONFLY || GTEST_OS_GNU_KFREEBSD || GTEST_OS_HAIKU ||     \</span></div>
<div class="line"><a id="l00601" name="l00601"></a><span class="lineno">  601</span><span class="preprocessor">     GTEST_OS_GNU_HURD)</span></div>
<div class="line"><a id="l00602" name="l00602"></a><span class="lineno">  602</span><span class="preprocessor">#define GTEST_HAS_DEATH_TEST 1</span></div>
<div class="line"><a id="l00603" name="l00603"></a><span class="lineno">  603</span><span class="preprocessor">#endif</span></div>
<div class="line"><a id="l00604" name="l00604"></a><span class="lineno">  604</span> </div>
<div class="line"><a id="l00605" name="l00605"></a><span class="lineno">  605</span><span class="comment">// Determines whether to support type-driven tests.</span></div>
<div class="line"><a id="l00606" name="l00606"></a><span class="lineno">  606</span> </div>
<div class="line"><a id="l00607" name="l00607"></a><span class="lineno">  607</span><span class="comment">// Typed tests need &lt;typeinfo&gt; and variadic macros, which GCC, VC++ 8.0,</span></div>
<div class="line"><a id="l00608" name="l00608"></a><span class="lineno">  608</span><span class="comment">// Sun Pro CC, IBM Visual Age, and HP aCC support.</span></div>
<div class="line"><a id="l00609" name="l00609"></a><span class="lineno">  609</span><span class="preprocessor">#if defined(__GNUC__) || defined(_MSC_VER) || defined(__SUNPRO_CC) || \</span></div>
<div class="line"><a id="l00610" name="l00610"></a><span class="lineno">  610</span><span class="preprocessor">    defined(__IBMCPP__) || defined(__HP_aCC)</span></div>
<div class="line"><a id="l00611" name="l00611"></a><span class="lineno">  611</span><span class="preprocessor">#define GTEST_HAS_TYPED_TEST 1</span></div>
<div class="line"><a id="l00612" name="l00612"></a><span class="lineno">  612</span><span class="preprocessor">#define GTEST_HAS_TYPED_TEST_P 1</span></div>
<div class="line"><a id="l00613" name="l00613"></a><span class="lineno">  613</span><span class="preprocessor">#endif</span></div>
<div class="line"><a id="l00614" name="l00614"></a><span class="lineno">  614</span> </div>
<div class="line"><a id="l00615" name="l00615"></a><span class="lineno">  615</span><span class="comment">// Determines whether the system compiler uses UTF-16 for encoding wide strings.</span></div>
<div class="line"><a id="l00616" name="l00616"></a><span class="lineno">  616</span><span class="preprocessor">#define GTEST_WIDE_STRING_USES_UTF16_ \</span></div>
<div class="line"><a id="l00617" name="l00617"></a><span class="lineno">  617</span><span class="preprocessor">  (GTEST_OS_WINDOWS || GTEST_OS_CYGWIN || GTEST_OS_AIX || GTEST_OS_OS2)</span></div>
<div class="line"><a id="l00618" name="l00618"></a><span class="lineno">  618</span> </div>
<div class="line"><a id="l00619" name="l00619"></a><span class="lineno">  619</span><span class="comment">// Determines whether test results can be streamed to a socket.</span></div>
<div class="line"><a id="l00620" name="l00620"></a><span class="lineno">  620</span><span class="preprocessor">#if GTEST_OS_LINUX || GTEST_OS_GNU_KFREEBSD || GTEST_OS_DRAGONFLY || \</span></div>
<div class="line"><a id="l00621" name="l00621"></a><span class="lineno">  621</span><span class="preprocessor">    GTEST_OS_FREEBSD || GTEST_OS_NETBSD || GTEST_OS_OPENBSD ||       \</span></div>
<div class="line"><a id="l00622" name="l00622"></a><span class="lineno">  622</span><span class="preprocessor">    GTEST_OS_GNU_HURD</span></div>
<div class="line"><a id="l00623" name="l00623"></a><span class="lineno">  623</span><span class="preprocessor">#define GTEST_CAN_STREAM_RESULTS_ 1</span></div>
<div class="line"><a id="l00624" name="l00624"></a><span class="lineno">  624</span><span class="preprocessor">#endif</span></div>
<div class="line"><a id="l00625" name="l00625"></a><span class="lineno">  625</span> </div>
<div class="line"><a id="l00626" name="l00626"></a><span class="lineno">  626</span><span class="comment">// Defines some utility macros.</span></div>
<div class="line"><a id="l00627" name="l00627"></a><span class="lineno">  627</span> </div>
<div class="line"><a id="l00628" name="l00628"></a><span class="lineno">  628</span><span class="comment">// The GNU compiler emits a warning if nested &quot;if&quot; statements are followed by</span></div>
<div class="line"><a id="l00629" name="l00629"></a><span class="lineno">  629</span><span class="comment">// an &quot;else&quot; statement and braces are not used to explicitly disambiguate the</span></div>
<div class="line"><a id="l00630" name="l00630"></a><span class="lineno">  630</span><span class="comment">// &quot;else&quot; binding.  This leads to problems with code like:</span></div>
<div class="line"><a id="l00631" name="l00631"></a><span class="lineno">  631</span><span class="comment">//</span></div>
<div class="line"><a id="l00632" name="l00632"></a><span class="lineno">  632</span><span class="comment">//   if (gate)</span></div>
<div class="line"><a id="l00633" name="l00633"></a><span class="lineno">  633</span><span class="comment">//     ASSERT_*(condition) &lt;&lt; &quot;Some message&quot;;</span></div>
<div class="line"><a id="l00634" name="l00634"></a><span class="lineno">  634</span><span class="comment">//</span></div>
<div class="line"><a id="l00635" name="l00635"></a><span class="lineno">  635</span><span class="comment">// The &quot;switch (0) case 0:&quot; idiom is used to suppress this.</span></div>
<div class="line"><a id="l00636" name="l00636"></a><span class="lineno">  636</span><span class="preprocessor">#ifdef __INTEL_COMPILER</span></div>
<div class="line"><a id="l00637" name="l00637"></a><span class="lineno">  637</span><span class="preprocessor">#define GTEST_AMBIGUOUS_ELSE_BLOCKER_</span></div>
<div class="line"><a id="l00638" name="l00638"></a><span class="lineno">  638</span><span class="preprocessor">#else</span></div>
<div class="line"><a id="l00639" name="l00639"></a><span class="lineno">  639</span><span class="preprocessor">#define GTEST_AMBIGUOUS_ELSE_BLOCKER_ \</span></div>
<div class="line"><a id="l00640" name="l00640"></a><span class="lineno">  640</span><span class="preprocessor">  switch (0)                          \</span></div>
<div class="line"><a id="l00641" name="l00641"></a><span class="lineno">  641</span><span class="preprocessor">  case 0:                             \</span></div>
<div class="line"><a id="l00642" name="l00642"></a><span class="lineno">  642</span><span class="preprocessor">  default:  </span><span class="comment">// NOLINT</span></div>
<div class="line"><a id="l00643" name="l00643"></a><span class="lineno">  643</span><span class="preprocessor">#endif</span></div>
<div class="line"><a id="l00644" name="l00644"></a><span class="lineno">  644</span> </div>
<div class="line"><a id="l00645" name="l00645"></a><span class="lineno">  645</span><span class="comment">// GTEST_HAVE_ATTRIBUTE_</span></div>
<div class="line"><a id="l00646" name="l00646"></a><span class="lineno">  646</span><span class="comment">//</span></div>
<div class="line"><a id="l00647" name="l00647"></a><span class="lineno">  647</span><span class="comment">// A function-like feature checking macro that is a wrapper around</span></div>
<div class="line"><a id="l00648" name="l00648"></a><span class="lineno">  648</span><span class="comment">// `__has_attribute`, which is defined by GCC 5+ and Clang and evaluates to a</span></div>
<div class="line"><a id="l00649" name="l00649"></a><span class="lineno">  649</span><span class="comment">// nonzero constant integer if the attribute is supported or 0 if not.</span></div>
<div class="line"><a id="l00650" name="l00650"></a><span class="lineno">  650</span><span class="comment">//</span></div>
<div class="line"><a id="l00651" name="l00651"></a><span class="lineno">  651</span><span class="comment">// It evaluates to zero if `__has_attribute` is not defined by the compiler.</span></div>
<div class="line"><a id="l00652" name="l00652"></a><span class="lineno">  652</span><span class="comment">//</span></div>
<div class="line"><a id="l00653" name="l00653"></a><span class="lineno">  653</span><span class="comment">// GCC: https://gcc.gnu.org/gcc-5/changes.html</span></div>
<div class="line"><a id="l00654" name="l00654"></a><span class="lineno">  654</span><span class="comment">// Clang: https://clang.llvm.org/docs/LanguageExtensions.html</span></div>
<div class="line"><a id="l00655" name="l00655"></a><span class="lineno">  655</span><span class="preprocessor">#ifdef __has_attribute</span></div>
<div class="line"><a id="l00656" name="l00656"></a><span class="lineno">  656</span><span class="preprocessor">#define GTEST_HAVE_ATTRIBUTE_(x) __has_attribute(x)</span></div>
<div class="line"><a id="l00657" name="l00657"></a><span class="lineno">  657</span><span class="preprocessor">#else</span></div>
<div class="line"><a id="l00658" name="l00658"></a><span class="lineno">  658</span><span class="preprocessor">#define GTEST_HAVE_ATTRIBUTE_(x) 0</span></div>
<div class="line"><a id="l00659" name="l00659"></a><span class="lineno">  659</span><span class="preprocessor">#endif</span></div>
<div class="line"><a id="l00660" name="l00660"></a><span class="lineno">  660</span> </div>
<div class="line"><a id="l00661" name="l00661"></a><span class="lineno">  661</span><span class="comment">// GTEST_HAVE_FEATURE_</span></div>
<div class="line"><a id="l00662" name="l00662"></a><span class="lineno">  662</span><span class="comment">//</span></div>
<div class="line"><a id="l00663" name="l00663"></a><span class="lineno">  663</span><span class="comment">// A function-like feature checking macro that is a wrapper around</span></div>
<div class="line"><a id="l00664" name="l00664"></a><span class="lineno">  664</span><span class="comment">// `__has_feature`.</span></div>
<div class="line"><a id="l00665" name="l00665"></a><span class="lineno">  665</span><span class="preprocessor">#ifdef __has_feature</span></div>
<div class="line"><a id="l00666" name="l00666"></a><span class="lineno">  666</span><span class="preprocessor">#define GTEST_HAVE_FEATURE_(x) __has_feature(x)</span></div>
<div class="line"><a id="l00667" name="l00667"></a><span class="lineno">  667</span><span class="preprocessor">#else</span></div>
<div class="line"><a id="l00668" name="l00668"></a><span class="lineno">  668</span><span class="preprocessor">#define GTEST_HAVE_FEATURE_(x) 0</span></div>
<div class="line"><a id="l00669" name="l00669"></a><span class="lineno">  669</span><span class="preprocessor">#endif</span></div>
<div class="line"><a id="l00670" name="l00670"></a><span class="lineno">  670</span> </div>
<div class="line"><a id="l00671" name="l00671"></a><span class="lineno">  671</span><span class="comment">// Use this annotation at the end of a struct/class definition to</span></div>
<div class="line"><a id="l00672" name="l00672"></a><span class="lineno">  672</span><span class="comment">// prevent the compiler from optimizing away instances that are never</span></div>
<div class="line"><a id="l00673" name="l00673"></a><span class="lineno">  673</span><span class="comment">// used.  This is useful when all interesting logic happens inside the</span></div>
<div class="line"><a id="l00674" name="l00674"></a><span class="lineno">  674</span><span class="comment">// c&#39;tor and / or d&#39;tor.  Example:</span></div>
<div class="line"><a id="l00675" name="l00675"></a><span class="lineno">  675</span><span class="comment">//</span></div>
<div class="line"><a id="l00676" name="l00676"></a><span class="lineno">  676</span><span class="comment">//   struct Foo {</span></div>
<div class="line"><a id="l00677" name="l00677"></a><span class="lineno">  677</span><span class="comment">//     Foo() { ... }</span></div>
<div class="line"><a id="l00678" name="l00678"></a><span class="lineno">  678</span><span class="comment">//   } GTEST_ATTRIBUTE_UNUSED_;</span></div>
<div class="line"><a id="l00679" name="l00679"></a><span class="lineno">  679</span><span class="comment">//</span></div>
<div class="line"><a id="l00680" name="l00680"></a><span class="lineno">  680</span><span class="comment">// Also use it after a variable or parameter declaration to tell the</span></div>
<div class="line"><a id="l00681" name="l00681"></a><span class="lineno">  681</span><span class="comment">// compiler the variable/parameter does not have to be used.</span></div>
<div class="line"><a id="l00682" name="l00682"></a><span class="lineno">  682</span><span class="preprocessor">#if GTEST_HAVE_ATTRIBUTE_(unused)</span></div>
<div class="line"><a id="l00683" name="l00683"></a><span class="lineno">  683</span><span class="preprocessor">#define GTEST_ATTRIBUTE_UNUSED_ __attribute__((unused))</span></div>
<div class="line"><a id="l00684" name="l00684"></a><span class="lineno">  684</span><span class="preprocessor">#else</span></div>
<div class="line"><a id="l00685" name="l00685"></a><span class="lineno">  685</span><span class="preprocessor">#define GTEST_ATTRIBUTE_UNUSED_</span></div>
<div class="line"><a id="l00686" name="l00686"></a><span class="lineno">  686</span><span class="preprocessor">#endif</span></div>
<div class="line"><a id="l00687" name="l00687"></a><span class="lineno">  687</span> </div>
<div class="line"><a id="l00688" name="l00688"></a><span class="lineno">  688</span><span class="comment">// Use this annotation before a function that takes a printf format string.</span></div>
<div class="line"><a id="l00689" name="l00689"></a><span class="lineno">  689</span><span class="preprocessor">#if GTEST_HAVE_ATTRIBUTE_(format) &amp;&amp; defined(__MINGW_PRINTF_FORMAT)</span></div>
<div class="line"><a id="l00690" name="l00690"></a><span class="lineno">  690</span><span class="comment">// MinGW has two different printf implementations. Ensure the format macro</span></div>
<div class="line"><a id="l00691" name="l00691"></a><span class="lineno">  691</span><span class="comment">// matches the selected implementation. See</span></div>
<div class="line"><a id="l00692" name="l00692"></a><span class="lineno">  692</span><span class="comment">// https://sourceforge.net/p/mingw-w64/wiki2/gnu%20printf/.</span></div>
<div class="line"><a id="l00693" name="l00693"></a><span class="lineno">  693</span><span class="preprocessor">#define GTEST_ATTRIBUTE_PRINTF_(string_index, first_to_check) \</span></div>
<div class="line"><a id="l00694" name="l00694"></a><span class="lineno">  694</span><span class="preprocessor">  __attribute__((format(__MINGW_PRINTF_FORMAT, string_index, first_to_check)))</span></div>
<div class="line"><a id="l00695" name="l00695"></a><span class="lineno">  695</span><span class="preprocessor">#elif GTEST_HAVE_ATTRIBUTE_(format)</span></div>
<div class="line"><a id="l00696" name="l00696"></a><span class="lineno">  696</span><span class="preprocessor">#define GTEST_ATTRIBUTE_PRINTF_(string_index, first_to_check)   \</span></div>
<div class="line"><a id="l00697" name="l00697"></a><span class="lineno">  697</span><span class="preprocessor">  __attribute__((format(printf, string_index, first_to_check)))</span></div>
<div class="line"><a id="l00698" name="l00698"></a><span class="lineno">  698</span><span class="preprocessor">#else</span></div>
<div class="line"><a id="l00699" name="l00699"></a><span class="lineno">  699</span><span class="preprocessor">#define GTEST_ATTRIBUTE_PRINTF_(string_index, first_to_check)</span></div>
<div class="line"><a id="l00700" name="l00700"></a><span class="lineno">  700</span><span class="preprocessor">#endif</span></div>
<div class="line"><a id="l00701" name="l00701"></a><span class="lineno">  701</span> </div>
<div class="line"><a id="l00702" name="l00702"></a><span class="lineno">  702</span><span class="comment">// Tell the compiler to warn about unused return values for functions declared</span></div>
<div class="line"><a id="l00703" name="l00703"></a><span class="lineno">  703</span><span class="comment">// with this macro.  The macro should be used on function declarations</span></div>
<div class="line"><a id="l00704" name="l00704"></a><span class="lineno">  704</span><span class="comment">// following the argument list:</span></div>
<div class="line"><a id="l00705" name="l00705"></a><span class="lineno">  705</span><span class="comment">//</span></div>
<div class="line"><a id="l00706" name="l00706"></a><span class="lineno">  706</span><span class="comment">//   Sprocket* AllocateSprocket() GTEST_MUST_USE_RESULT_;</span></div>
<div class="line"><a id="l00707" name="l00707"></a><span class="lineno">  707</span><span class="preprocessor">#if GTEST_HAVE_ATTRIBUTE_(warn_unused_result)</span></div>
<div class="line"><a id="l00708" name="l00708"></a><span class="lineno">  708</span><span class="preprocessor">#define GTEST_MUST_USE_RESULT_ __attribute__((warn_unused_result))</span></div>
<div class="line"><a id="l00709" name="l00709"></a><span class="lineno">  709</span><span class="preprocessor">#else</span></div>
<div class="line"><a id="l00710" name="l00710"></a><span class="lineno">  710</span><span class="preprocessor">#define GTEST_MUST_USE_RESULT_</span></div>
<div class="line"><a id="l00711" name="l00711"></a><span class="lineno">  711</span><span class="preprocessor">#endif</span></div>
<div class="line"><a id="l00712" name="l00712"></a><span class="lineno">  712</span> </div>
<div class="line"><a id="l00713" name="l00713"></a><span class="lineno">  713</span><span class="comment">// MS C++ compiler emits warning when a conditional expression is compile time</span></div>
<div class="line"><a id="l00714" name="l00714"></a><span class="lineno">  714</span><span class="comment">// constant. In some contexts this warning is false positive and needs to be</span></div>
<div class="line"><a id="l00715" name="l00715"></a><span class="lineno">  715</span><span class="comment">// suppressed. Use the following two macros in such cases:</span></div>
<div class="line"><a id="l00716" name="l00716"></a><span class="lineno">  716</span><span class="comment">//</span></div>
<div class="line"><a id="l00717" name="l00717"></a><span class="lineno">  717</span><span class="comment">// GTEST_INTENTIONAL_CONST_COND_PUSH_()</span></div>
<div class="line"><a id="l00718" name="l00718"></a><span class="lineno">  718</span><span class="comment">// while (true) {</span></div>
<div class="line"><a id="l00719" name="l00719"></a><span class="lineno">  719</span><span class="comment">// GTEST_INTENTIONAL_CONST_COND_POP_()</span></div>
<div class="line"><a id="l00720" name="l00720"></a><span class="lineno">  720</span><span class="comment">// }</span></div>
<div class="line"><a id="l00721" name="l00721"></a><span class="lineno">  721</span><span class="preprocessor">#define GTEST_INTENTIONAL_CONST_COND_PUSH_() \</span></div>
<div class="line"><a id="l00722" name="l00722"></a><span class="lineno">  722</span><span class="preprocessor">  GTEST_DISABLE_MSC_WARNINGS_PUSH_(4127)</span></div>
<div class="line"><a id="l00723" name="l00723"></a><span class="lineno">  723</span><span class="preprocessor">#define GTEST_INTENTIONAL_CONST_COND_POP_() GTEST_DISABLE_MSC_WARNINGS_POP_()</span></div>
<div class="line"><a id="l00724" name="l00724"></a><span class="lineno">  724</span> </div>
<div class="line"><a id="l00725" name="l00725"></a><span class="lineno">  725</span><span class="comment">// Determine whether the compiler supports Microsoft&#39;s Structured Exception</span></div>
<div class="line"><a id="l00726" name="l00726"></a><span class="lineno">  726</span><span class="comment">// Handling.  This is supported by several Windows compilers but generally</span></div>
<div class="line"><a id="l00727" name="l00727"></a><span class="lineno">  727</span><span class="comment">// does not exist on any other system.</span></div>
<div class="line"><a id="l00728" name="l00728"></a><span class="lineno">  728</span><span class="preprocessor">#ifndef GTEST_HAS_SEH</span></div>
<div class="line"><a id="l00729" name="l00729"></a><span class="lineno">  729</span><span class="comment">// The user didn&#39;t tell us, so we need to figure it out.</span></div>
<div class="line"><a id="l00730" name="l00730"></a><span class="lineno">  730</span> </div>
<div class="line"><a id="l00731" name="l00731"></a><span class="lineno">  731</span><span class="preprocessor">#if defined(_MSC_VER) || defined(__BORLANDC__)</span></div>
<div class="line"><a id="l00732" name="l00732"></a><span class="lineno">  732</span><span class="comment">// These two compilers are known to support SEH.</span></div>
<div class="line"><a id="l00733" name="l00733"></a><span class="lineno">  733</span><span class="preprocessor">#define GTEST_HAS_SEH 1</span></div>
<div class="line"><a id="l00734" name="l00734"></a><span class="lineno">  734</span><span class="preprocessor">#else</span></div>
<div class="line"><a id="l00735" name="l00735"></a><span class="lineno">  735</span><span class="comment">// Assume no SEH.</span></div>
<div class="line"><a id="l00736" name="l00736"></a><span class="lineno">  736</span><span class="preprocessor">#define GTEST_HAS_SEH 0</span></div>
<div class="line"><a id="l00737" name="l00737"></a><span class="lineno">  737</span><span class="preprocessor">#endif</span></div>
<div class="line"><a id="l00738" name="l00738"></a><span class="lineno">  738</span> </div>
<div class="line"><a id="l00739" name="l00739"></a><span class="lineno">  739</span><span class="preprocessor">#endif  </span><span class="comment">// GTEST_HAS_SEH</span></div>
<div class="line"><a id="l00740" name="l00740"></a><span class="lineno">  740</span> </div>
<div class="line"><a id="l00741" name="l00741"></a><span class="lineno">  741</span><span class="preprocessor">#ifndef GTEST_IS_THREADSAFE</span></div>
<div class="line"><a id="l00742" name="l00742"></a><span class="lineno">  742</span> </div>
<div class="line"><a id="l00743" name="l00743"></a><span class="lineno">  743</span><span class="preprocessor">#define GTEST_IS_THREADSAFE                                                 \</span></div>
<div class="line"><a id="l00744" name="l00744"></a><span class="lineno">  744</span><span class="preprocessor">  (GTEST_HAS_MUTEX_AND_THREAD_LOCAL_ ||                                     \</span></div>
<div class="line"><a id="l00745" name="l00745"></a><span class="lineno">  745</span><span class="preprocessor">   (GTEST_OS_WINDOWS &amp;&amp; !GTEST_OS_WINDOWS_PHONE &amp;&amp; !GTEST_OS_WINDOWS_RT) || \</span></div>
<div class="line"><a id="l00746" name="l00746"></a><span class="lineno">  746</span><span class="preprocessor">   GTEST_HAS_PTHREAD)</span></div>
<div class="line"><a id="l00747" name="l00747"></a><span class="lineno">  747</span> </div>
<div class="line"><a id="l00748" name="l00748"></a><span class="lineno">  748</span><span class="preprocessor">#endif  </span><span class="comment">// GTEST_IS_THREADSAFE</span></div>
<div class="line"><a id="l00749" name="l00749"></a><span class="lineno">  749</span> </div>
<div class="line"><a id="l00750" name="l00750"></a><span class="lineno">  750</span><span class="preprocessor">#if GTEST_IS_THREADSAFE</span></div>
<div class="line"><a id="l00751" name="l00751"></a><span class="lineno">  751</span><span class="comment">// Some platforms don&#39;t support including these threading related headers.</span></div>
<div class="line"><a id="l00752" name="l00752"></a><span class="lineno">  752</span><span class="preprocessor">#include &lt;condition_variable&gt;</span>  <span class="comment">// NOLINT</span></div>
<div class="line"><a id="l00753" name="l00753"></a><span class="lineno">  753</span><span class="preprocessor">#include &lt;mutex&gt;</span>               <span class="comment">// NOLINT</span></div>
<div class="line"><a id="l00754" name="l00754"></a><span class="lineno">  754</span><span class="preprocessor">#endif                         </span><span class="comment">// GTEST_IS_THREADSAFE</span></div>
<div class="line"><a id="l00755" name="l00755"></a><span class="lineno">  755</span> </div>
<div class="line"><a id="l00756" name="l00756"></a><span class="lineno">  756</span><span class="comment">// GTEST_API_ qualifies all symbols that must be exported. The definitions below</span></div>
<div class="line"><a id="l00757" name="l00757"></a><span class="lineno">  757</span><span class="comment">// are guarded by #ifndef to give embedders a chance to define GTEST_API_ in</span></div>
<div class="line"><a id="l00758" name="l00758"></a><span class="lineno">  758</span><span class="comment">// gtest/internal/custom/gtest-port.h</span></div>
<div class="line"><a id="l00759" name="l00759"></a><span class="lineno">  759</span><span class="preprocessor">#ifndef GTEST_API_</span></div>
<div class="line"><a id="l00760" name="l00760"></a><span class="lineno">  760</span> </div>
<div class="line"><a id="l00761" name="l00761"></a><span class="lineno">  761</span><span class="preprocessor">#ifdef _MSC_VER</span></div>
<div class="line"><a id="l00762" name="l00762"></a><span class="lineno">  762</span><span class="preprocessor">#if GTEST_LINKED_AS_SHARED_LIBRARY</span></div>
<div class="line"><a id="l00763" name="l00763"></a><span class="lineno">  763</span><span class="preprocessor">#define GTEST_API_ __declspec(dllimport)</span></div>
<div class="line"><a id="l00764" name="l00764"></a><span class="lineno">  764</span><span class="preprocessor">#elif GTEST_CREATE_SHARED_LIBRARY</span></div>
<div class="line"><a id="l00765" name="l00765"></a><span class="lineno">  765</span><span class="preprocessor">#define GTEST_API_ __declspec(dllexport)</span></div>
<div class="line"><a id="l00766" name="l00766"></a><span class="lineno">  766</span><span class="preprocessor">#endif</span></div>
<div class="line"><a id="l00767" name="l00767"></a><span class="lineno">  767</span><span class="preprocessor">#elif GTEST_HAVE_ATTRIBUTE_(visibility)</span></div>
<div class="line"><a id="l00768" name="l00768"></a><span class="lineno">  768</span><span class="preprocessor">#define GTEST_API_ __attribute__((visibility(&quot;default&quot;)))</span></div>
<div class="line"><a id="l00769" name="l00769"></a><span class="lineno">  769</span><span class="preprocessor">#endif  </span><span class="comment">// _MSC_VER</span></div>
<div class="line"><a id="l00770" name="l00770"></a><span class="lineno">  770</span> </div>
<div class="line"><a id="l00771" name="l00771"></a><span class="lineno">  771</span><span class="preprocessor">#endif  </span><span class="comment">// GTEST_API_</span></div>
<div class="line"><a id="l00772" name="l00772"></a><span class="lineno">  772</span> </div>
<div class="line"><a id="l00773" name="l00773"></a><span class="lineno">  773</span><span class="preprocessor">#ifndef GTEST_API_</span></div>
<div class="line"><a id="l00774" name="l00774"></a><span class="lineno">  774</span><span class="preprocessor">#define GTEST_API_</span></div>
<div class="line"><a id="l00775" name="l00775"></a><span class="lineno">  775</span><span class="preprocessor">#endif  </span><span class="comment">// GTEST_API_</span></div>
<div class="line"><a id="l00776" name="l00776"></a><span class="lineno">  776</span> </div>
<div class="line"><a id="l00777" name="l00777"></a><span class="lineno">  777</span><span class="preprocessor">#ifndef GTEST_DEFAULT_DEATH_TEST_STYLE</span></div>
<div class="line"><a id="l00778" name="l00778"></a><span class="lineno">  778</span><span class="preprocessor">#define GTEST_DEFAULT_DEATH_TEST_STYLE &quot;fast&quot;</span></div>
<div class="line"><a id="l00779" name="l00779"></a><span class="lineno">  779</span><span class="preprocessor">#endif  </span><span class="comment">// GTEST_DEFAULT_DEATH_TEST_STYLE</span></div>
<div class="line"><a id="l00780" name="l00780"></a><span class="lineno">  780</span> </div>
<div class="line"><a id="l00781" name="l00781"></a><span class="lineno">  781</span><span class="preprocessor">#if GTEST_HAVE_ATTRIBUTE_(noinline)</span></div>
<div class="line"><a id="l00782" name="l00782"></a><span class="lineno">  782</span><span class="comment">// Ask the compiler to never inline a given function.</span></div>
<div class="line"><a id="l00783" name="l00783"></a><span class="lineno">  783</span><span class="preprocessor">#define GTEST_NO_INLINE_ __attribute__((noinline))</span></div>
<div class="line"><a id="l00784" name="l00784"></a><span class="lineno">  784</span><span class="preprocessor">#else</span></div>
<div class="line"><a id="l00785" name="l00785"></a><span class="lineno">  785</span><span class="preprocessor">#define GTEST_NO_INLINE_</span></div>
<div class="line"><a id="l00786" name="l00786"></a><span class="lineno">  786</span><span class="preprocessor">#endif</span></div>
<div class="line"><a id="l00787" name="l00787"></a><span class="lineno">  787</span> </div>
<div class="line"><a id="l00788" name="l00788"></a><span class="lineno">  788</span><span class="preprocessor">#if GTEST_HAVE_ATTRIBUTE_(disable_tail_calls)</span></div>
<div class="line"><a id="l00789" name="l00789"></a><span class="lineno">  789</span><span class="comment">// Ask the compiler not to perform tail call optimization inside</span></div>
<div class="line"><a id="l00790" name="l00790"></a><span class="lineno">  790</span><span class="comment">// the marked function.</span></div>
<div class="line"><a id="l00791" name="l00791"></a><span class="lineno">  791</span><span class="preprocessor">#define GTEST_NO_TAIL_CALL_ __attribute__((disable_tail_calls))</span></div>
<div class="line"><a id="l00792" name="l00792"></a><span class="lineno">  792</span><span class="preprocessor">#elif __GNUC__</span></div>
<div class="line"><a id="l00793" name="l00793"></a><span class="lineno">  793</span><span class="preprocessor">#define GTEST_NO_TAIL_CALL_ \</span></div>
<div class="line"><a id="l00794" name="l00794"></a><span class="lineno">  794</span><span class="preprocessor">  __attribute__((optimize(&quot;no-optimize-sibling-calls&quot;)))</span></div>
<div class="line"><a id="l00795" name="l00795"></a><span class="lineno">  795</span><span class="preprocessor">#else</span></div>
<div class="line"><a id="l00796" name="l00796"></a><span class="lineno">  796</span><span class="preprocessor">#define GTEST_NO_TAIL_CALL_</span></div>
<div class="line"><a id="l00797" name="l00797"></a><span class="lineno">  797</span><span class="preprocessor">#endif</span></div>
<div class="line"><a id="l00798" name="l00798"></a><span class="lineno">  798</span> </div>
<div class="line"><a id="l00799" name="l00799"></a><span class="lineno">  799</span><span class="comment">// _LIBCPP_VERSION is defined by the libc++ library from the LLVM project.</span></div>
<div class="line"><a id="l00800" name="l00800"></a><span class="lineno">  800</span><span class="preprocessor">#if !defined(GTEST_HAS_CXXABI_H_)</span></div>
<div class="line"><a id="l00801" name="l00801"></a><span class="lineno">  801</span><span class="preprocessor">#if defined(__GLIBCXX__) || (defined(_LIBCPP_VERSION) &amp;&amp; !defined(_MSC_VER))</span></div>
<div class="line"><a id="l00802" name="l00802"></a><span class="lineno">  802</span><span class="preprocessor">#define GTEST_HAS_CXXABI_H_ 1</span></div>
<div class="line"><a id="l00803" name="l00803"></a><span class="lineno">  803</span><span class="preprocessor">#else</span></div>
<div class="line"><a id="l00804" name="l00804"></a><span class="lineno">  804</span><span class="preprocessor">#define GTEST_HAS_CXXABI_H_ 0</span></div>
<div class="line"><a id="l00805" name="l00805"></a><span class="lineno">  805</span><span class="preprocessor">#endif</span></div>
<div class="line"><a id="l00806" name="l00806"></a><span class="lineno">  806</span><span class="preprocessor">#endif</span></div>
<div class="line"><a id="l00807" name="l00807"></a><span class="lineno">  807</span> </div>
<div class="line"><a id="l00808" name="l00808"></a><span class="lineno">  808</span><span class="comment">// A function level attribute to disable checking for use of uninitialized</span></div>
<div class="line"><a id="l00809" name="l00809"></a><span class="lineno">  809</span><span class="comment">// memory when built with MemorySanitizer.</span></div>
<div class="line"><a id="l00810" name="l00810"></a><span class="lineno">  810</span><span class="preprocessor">#if GTEST_HAVE_ATTRIBUTE_(no_sanitize_memory)</span></div>
<div class="line"><a id="l00811" name="l00811"></a><span class="lineno">  811</span><span class="preprocessor">#define GTEST_ATTRIBUTE_NO_SANITIZE_MEMORY_ __attribute__((no_sanitize_memory))</span></div>
<div class="line"><a id="l00812" name="l00812"></a><span class="lineno">  812</span><span class="preprocessor">#else</span></div>
<div class="line"><a id="l00813" name="l00813"></a><span class="lineno">  813</span><span class="preprocessor">#define GTEST_ATTRIBUTE_NO_SANITIZE_MEMORY_</span></div>
<div class="line"><a id="l00814" name="l00814"></a><span class="lineno">  814</span><span class="preprocessor">#endif</span></div>
<div class="line"><a id="l00815" name="l00815"></a><span class="lineno">  815</span> </div>
<div class="line"><a id="l00816" name="l00816"></a><span class="lineno">  816</span><span class="comment">// A function level attribute to disable AddressSanitizer instrumentation.</span></div>
<div class="line"><a id="l00817" name="l00817"></a><span class="lineno">  817</span><span class="preprocessor">#if GTEST_HAVE_ATTRIBUTE_(no_sanitize_address)</span></div>
<div class="line"><a id="l00818" name="l00818"></a><span class="lineno">  818</span><span class="preprocessor">#define GTEST_ATTRIBUTE_NO_SANITIZE_ADDRESS_ \</span></div>
<div class="line"><a id="l00819" name="l00819"></a><span class="lineno">  819</span><span class="preprocessor">  __attribute__((no_sanitize_address))</span></div>
<div class="line"><a id="l00820" name="l00820"></a><span class="lineno">  820</span><span class="preprocessor">#else</span></div>
<div class="line"><a id="l00821" name="l00821"></a><span class="lineno">  821</span><span class="preprocessor">#define GTEST_ATTRIBUTE_NO_SANITIZE_ADDRESS_</span></div>
<div class="line"><a id="l00822" name="l00822"></a><span class="lineno">  822</span><span class="preprocessor">#endif</span></div>
<div class="line"><a id="l00823" name="l00823"></a><span class="lineno">  823</span> </div>
<div class="line"><a id="l00824" name="l00824"></a><span class="lineno">  824</span><span class="comment">// A function level attribute to disable HWAddressSanitizer instrumentation.</span></div>
<div class="line"><a id="l00825" name="l00825"></a><span class="lineno">  825</span><span class="preprocessor">#if GTEST_HAVE_FEATURE_(hwaddress_sanitizer) &amp;&amp; \</span></div>
<div class="line"><a id="l00826" name="l00826"></a><span class="lineno">  826</span><span class="preprocessor">    GTEST_HAVE_ATTRIBUTE_(no_sanitize)</span></div>
<div class="line"><a id="l00827" name="l00827"></a><span class="lineno">  827</span><span class="preprocessor">#define GTEST_ATTRIBUTE_NO_SANITIZE_HWADDRESS_ \</span></div>
<div class="line"><a id="l00828" name="l00828"></a><span class="lineno">  828</span><span class="preprocessor">  __attribute__((no_sanitize(&quot;hwaddress&quot;)))</span></div>
<div class="line"><a id="l00829" name="l00829"></a><span class="lineno">  829</span><span class="preprocessor">#else</span></div>
<div class="line"><a id="l00830" name="l00830"></a><span class="lineno">  830</span><span class="preprocessor">#define GTEST_ATTRIBUTE_NO_SANITIZE_HWADDRESS_</span></div>
<div class="line"><a id="l00831" name="l00831"></a><span class="lineno">  831</span><span class="preprocessor">#endif</span></div>
<div class="line"><a id="l00832" name="l00832"></a><span class="lineno">  832</span> </div>
<div class="line"><a id="l00833" name="l00833"></a><span class="lineno">  833</span><span class="comment">// A function level attribute to disable ThreadSanitizer instrumentation.</span></div>
<div class="line"><a id="l00834" name="l00834"></a><span class="lineno">  834</span><span class="preprocessor">#if GTEST_HAVE_ATTRIBUTE_(no_sanitize_thread)</span></div>
<div class="line"><a id="l00835" name="l00835"></a><span class="lineno">  835</span><span class="preprocessor">#define GTEST_ATTRIBUTE_NO_SANITIZE_THREAD_ __attribute((no_sanitize_thread))</span></div>
<div class="line"><a id="l00836" name="l00836"></a><span class="lineno">  836</span><span class="preprocessor">#else</span></div>
<div class="line"><a id="l00837" name="l00837"></a><span class="lineno">  837</span><span class="preprocessor">#define GTEST_ATTRIBUTE_NO_SANITIZE_THREAD_</span></div>
<div class="line"><a id="l00838" name="l00838"></a><span class="lineno">  838</span><span class="preprocessor">#endif</span></div>
<div class="line"><a id="l00839" name="l00839"></a><span class="lineno">  839</span> </div>
<div class="line"><a id="l00840" name="l00840"></a><span class="lineno">  840</span><span class="keyword">namespace </span>testing {</div>
<div class="line"><a id="l00841" name="l00841"></a><span class="lineno">  841</span> </div>
<div class="line"><a id="l00842" name="l00842"></a><span class="lineno">  842</span><span class="keyword">class </span><a class="code hl_class" href="classtesting_1_1_message.html">Message</a>;</div>
<div class="line"><a id="l00843" name="l00843"></a><span class="lineno">  843</span> </div>
<div class="line"><a id="l00844" name="l00844"></a><span class="lineno">  844</span><span class="comment">// Legacy imports for backwards compatibility.</span></div>
<div class="line"><a id="l00845" name="l00845"></a><span class="lineno">  845</span><span class="comment">// New code should use std:: names directly.</span></div>
<div class="line"><a id="l00846" name="l00846"></a><span class="lineno">  846</span><span class="keyword">using </span>std::get;</div>
<div class="line"><a id="l00847" name="l00847"></a><span class="lineno">  847</span><span class="keyword">using </span>std::make_tuple;</div>
<div class="line"><a id="l00848" name="l00848"></a><span class="lineno">  848</span><span class="keyword">using </span>std::tuple;</div>
<div class="line"><a id="l00849" name="l00849"></a><span class="lineno">  849</span><span class="keyword">using </span>std::tuple_element;</div>
<div class="line"><a id="l00850" name="l00850"></a><span class="lineno">  850</span><span class="keyword">using </span>std::tuple_size;</div>
<div class="line"><a id="l00851" name="l00851"></a><span class="lineno">  851</span> </div>
<div class="line"><a id="l00852" name="l00852"></a><span class="lineno">  852</span><span class="keyword">namespace </span>internal {</div>
<div class="line"><a id="l00853" name="l00853"></a><span class="lineno">  853</span> </div>
<div class="line"><a id="l00854" name="l00854"></a><span class="lineno">  854</span><span class="comment">// A secret type that Google Test users don&#39;t know about.  It has no</span></div>
<div class="line"><a id="l00855" name="l00855"></a><span class="lineno">  855</span><span class="comment">// definition on purpose.  Therefore it&#39;s impossible to create a</span></div>
<div class="line"><a id="l00856" name="l00856"></a><span class="lineno">  856</span><span class="comment">// Secret object, which is what we want.</span></div>
<div class="line"><a id="l00857" name="l00857"></a><span class="lineno">  857</span><span class="keyword">class </span>Secret;</div>
<div class="line"><a id="l00858" name="l00858"></a><span class="lineno">  858</span> </div>
<div class="line"><a id="l00859" name="l00859"></a><span class="lineno">  859</span><span class="comment">// A helper for suppressing warnings on constant condition.  It just</span></div>
<div class="line"><a id="l00860" name="l00860"></a><span class="lineno">  860</span><span class="comment">// returns &#39;condition&#39;.</span></div>
<div class="line"><a id="l00861" name="l00861"></a><span class="lineno">  861</span>GTEST_API_ <span class="keywordtype">bool</span> IsTrue(<span class="keywordtype">bool</span> condition);</div>
<div class="line"><a id="l00862" name="l00862"></a><span class="lineno">  862</span> </div>
<div class="line"><a id="l00863" name="l00863"></a><span class="lineno">  863</span><span class="comment">// Defines RE.</span></div>
<div class="line"><a id="l00864" name="l00864"></a><span class="lineno">  864</span> </div>
<div class="line"><a id="l00865" name="l00865"></a><span class="lineno">  865</span><span class="preprocessor">#if GTEST_USES_RE2</span></div>
<div class="line"><a id="l00866" name="l00866"></a><span class="lineno">  866</span> </div>
<div class="line"><a id="l00867" name="l00867"></a><span class="lineno">  867</span><span class="comment">// This is almost `using RE = ::RE2`, except it is copy-constructible, and it</span></div>
<div class="line"><a id="l00868" name="l00868"></a><span class="lineno">  868</span><span class="comment">// needs to disambiguate the `std::string`, `absl::string_view`, and `const</span></div>
<div class="line"><a id="l00869" name="l00869"></a><span class="lineno">  869</span><span class="comment">// char*` constructors.</span></div>
<div class="line"><a id="l00870" name="l00870"></a><span class="lineno">  870</span><span class="keyword">class </span>GTEST_API_ <a class="code hl_class" href="classtesting_1_1internal_1_1_r_e.html">RE</a> {</div>
<div class="line"><a id="l00871" name="l00871"></a><span class="lineno">  871</span> <span class="keyword">public</span>:</div>
<div class="line"><a id="l00872" name="l00872"></a><span class="lineno">  872</span>  RE(absl::string_view regex) : regex_(regex) {}                  <span class="comment">// NOLINT</span></div>
<div class="line"><a id="l00873" name="l00873"></a><span class="lineno">  873</span>  RE(<span class="keyword">const</span> <span class="keywordtype">char</span>* regex) : RE(absl::string_view(regex)) {}         <span class="comment">// NOLINT</span></div>
<div class="line"><a id="l00874" name="l00874"></a><span class="lineno">  874</span>  RE(<span class="keyword">const</span> std::string&amp; regex) : RE(absl::string_view(regex)) {}  <span class="comment">// NOLINT</span></div>
<div class="line"><a id="l00875" name="l00875"></a><span class="lineno">  875</span>  RE(<span class="keyword">const</span> RE&amp; other) : RE(other.pattern()) {}</div>
<div class="line"><a id="l00876" name="l00876"></a><span class="lineno">  876</span> </div>
<div class="line"><a id="l00877" name="l00877"></a><span class="lineno">  877</span>  <span class="keyword">const</span> std::string&amp; pattern()<span class="keyword"> const </span>{ <span class="keywordflow">return</span> regex_.pattern(); }</div>
<div class="line"><a id="l00878" name="l00878"></a><span class="lineno">  878</span> </div>
<div class="line"><a id="l00879" name="l00879"></a><span class="lineno">  879</span>  <span class="keyword">static</span> <span class="keywordtype">bool</span> FullMatch(absl::string_view str, <span class="keyword">const</span> RE&amp; re) {</div>
<div class="line"><a id="l00880" name="l00880"></a><span class="lineno">  880</span>    <span class="keywordflow">return</span> RE2::FullMatch(str, re.regex_);</div>
<div class="line"><a id="l00881" name="l00881"></a><span class="lineno">  881</span>  }</div>
<div class="line"><a id="l00882" name="l00882"></a><span class="lineno">  882</span>  <span class="keyword">static</span> <span class="keywordtype">bool</span> PartialMatch(absl::string_view str, <span class="keyword">const</span> RE&amp; re) {</div>
<div class="line"><a id="l00883" name="l00883"></a><span class="lineno">  883</span>    <span class="keywordflow">return</span> RE2::PartialMatch(str, re.regex_);</div>
<div class="line"><a id="l00884" name="l00884"></a><span class="lineno">  884</span>  }</div>
<div class="line"><a id="l00885" name="l00885"></a><span class="lineno">  885</span> </div>
<div class="line"><a id="l00886" name="l00886"></a><span class="lineno">  886</span> <span class="keyword">private</span>:</div>
<div class="line"><a id="l00887" name="l00887"></a><span class="lineno">  887</span>  RE2 regex_;</div>
<div class="line"><a id="l00888" name="l00888"></a><span class="lineno">  888</span>};</div>
<div class="line"><a id="l00889" name="l00889"></a><span class="lineno">  889</span> </div>
<div class="line"><a id="l00890" name="l00890"></a><span class="lineno">  890</span><span class="preprocessor">#elif GTEST_USES_POSIX_RE || GTEST_USES_SIMPLE_RE</span></div>
<div class="line"><a id="l00891" name="l00891"></a><span class="lineno">  891</span> </div>
<div class="line"><a id="l00892" name="l00892"></a><span class="lineno">  892</span><span class="comment">// A simple C++ wrapper for &lt;regex.h&gt;.  It uses the POSIX Extended</span></div>
<div class="line"><a id="l00893" name="l00893"></a><span class="lineno">  893</span><span class="comment">// Regular Expression syntax.</span></div>
<div class="foldopen" id="foldopen00894" data-start="{" data-end="};">
<div class="line"><a id="l00894" name="l00894"></a><span class="lineno"><a class="line" href="classtesting_1_1gmock__matchers__test_1_1_r_e.html">  894</a></span><span class="keyword">class </span>GTEST_API_ RE {</div>
<div class="line"><a id="l00895" name="l00895"></a><span class="lineno">  895</span> <span class="keyword">public</span>:</div>
<div class="line"><a id="l00896" name="l00896"></a><span class="lineno">  896</span>  <span class="comment">// A copy constructor is required by the Standard to initialize object</span></div>
<div class="line"><a id="l00897" name="l00897"></a><span class="lineno">  897</span>  <span class="comment">// references from r-values.</span></div>
<div class="line"><a id="l00898" name="l00898"></a><span class="lineno">  898</span>  RE(<span class="keyword">const</span> RE&amp; other) { Init(other.pattern()); }</div>
<div class="line"><a id="l00899" name="l00899"></a><span class="lineno">  899</span> </div>
<div class="line"><a id="l00900" name="l00900"></a><span class="lineno">  900</span>  <span class="comment">// Constructs an RE from a string.</span></div>
<div class="line"><a id="l00901" name="l00901"></a><span class="lineno">  901</span>  RE(const ::std::string&amp; regex) { Init(regex.c_str()); }  <span class="comment">// NOLINT</span></div>
<div class="line"><a id="l00902" name="l00902"></a><span class="lineno">  902</span> </div>
<div class="line"><a id="l00903" name="l00903"></a><span class="lineno">  903</span>  RE(<span class="keyword">const</span> <span class="keywordtype">char</span>* regex) { Init(regex); }  <span class="comment">// NOLINT</span></div>
<div class="line"><a id="l00904" name="l00904"></a><span class="lineno">  904</span>  ~RE();</div>
<div class="line"><a id="l00905" name="l00905"></a><span class="lineno">  905</span> </div>
<div class="line"><a id="l00906" name="l00906"></a><span class="lineno">  906</span>  <span class="comment">// Returns the string representation of the regex.</span></div>
<div class="line"><a id="l00907" name="l00907"></a><span class="lineno">  907</span>  <span class="keyword">const</span> <span class="keywordtype">char</span>* pattern()<span class="keyword"> const </span>{ <span class="keywordflow">return</span> pattern_; }</div>
<div class="line"><a id="l00908" name="l00908"></a><span class="lineno">  908</span> </div>
<div class="line"><a id="l00909" name="l00909"></a><span class="lineno">  909</span>  <span class="comment">// FullMatch(str, re) returns true if and only if regular expression re</span></div>
<div class="line"><a id="l00910" name="l00910"></a><span class="lineno">  910</span>  <span class="comment">// matches the entire str.</span></div>
<div class="line"><a id="l00911" name="l00911"></a><span class="lineno">  911</span>  <span class="comment">// PartialMatch(str, re) returns true if and only if regular expression re</span></div>
<div class="line"><a id="l00912" name="l00912"></a><span class="lineno">  912</span>  <span class="comment">// matches a substring of str (including str itself).</span></div>
<div class="line"><a id="l00913" name="l00913"></a><span class="lineno">  913</span>  <span class="keyword">static</span> <span class="keywordtype">bool</span> FullMatch(const ::std::string&amp; str, <span class="keyword">const</span> RE&amp; re) {</div>
<div class="line"><a id="l00914" name="l00914"></a><span class="lineno">  914</span>    <span class="keywordflow">return</span> FullMatch(str.c_str(), re);</div>
<div class="line"><a id="l00915" name="l00915"></a><span class="lineno">  915</span>  }</div>
<div class="line"><a id="l00916" name="l00916"></a><span class="lineno">  916</span>  <span class="keyword">static</span> <span class="keywordtype">bool</span> PartialMatch(const ::std::string&amp; str, <span class="keyword">const</span> RE&amp; re) {</div>
<div class="line"><a id="l00917" name="l00917"></a><span class="lineno">  917</span>    <span class="keywordflow">return</span> PartialMatch(str.c_str(), re);</div>
<div class="line"><a id="l00918" name="l00918"></a><span class="lineno">  918</span>  }</div>
<div class="line"><a id="l00919" name="l00919"></a><span class="lineno">  919</span> </div>
<div class="line"><a id="l00920" name="l00920"></a><span class="lineno">  920</span>  <span class="keyword">static</span> <span class="keywordtype">bool</span> FullMatch(<span class="keyword">const</span> <span class="keywordtype">char</span>* str, <span class="keyword">const</span> RE&amp; re);</div>
<div class="line"><a id="l00921" name="l00921"></a><span class="lineno">  921</span>  <span class="keyword">static</span> <span class="keywordtype">bool</span> PartialMatch(<span class="keyword">const</span> <span class="keywordtype">char</span>* str, <span class="keyword">const</span> RE&amp; re);</div>
<div class="line"><a id="l00922" name="l00922"></a><span class="lineno">  922</span> </div>
<div class="line"><a id="l00923" name="l00923"></a><span class="lineno">  923</span> <span class="keyword">private</span>:</div>
<div class="line"><a id="l00924" name="l00924"></a><span class="lineno">  924</span>  <span class="keywordtype">void</span> Init(<span class="keyword">const</span> <span class="keywordtype">char</span>* regex);</div>
<div class="line"><a id="l00925" name="l00925"></a><span class="lineno">  925</span>  <span class="keyword">const</span> <span class="keywordtype">char</span>* pattern_;</div>
<div class="line"><a id="l00926" name="l00926"></a><span class="lineno">  926</span>  <span class="keywordtype">bool</span> is_valid_;</div>
<div class="line"><a id="l00927" name="l00927"></a><span class="lineno">  927</span> </div>
<div class="line"><a id="l00928" name="l00928"></a><span class="lineno">  928</span><span class="preprocessor">#if GTEST_USES_POSIX_RE</span></div>
<div class="line"><a id="l00929" name="l00929"></a><span class="lineno">  929</span> </div>
<div class="line"><a id="l00930" name="l00930"></a><span class="lineno">  930</span>  regex_t full_regex_;     <span class="comment">// For FullMatch().</span></div>
<div class="line"><a id="l00931" name="l00931"></a><span class="lineno">  931</span>  regex_t partial_regex_;  <span class="comment">// For PartialMatch().</span></div>
<div class="line"><a id="l00932" name="l00932"></a><span class="lineno">  932</span> </div>
<div class="line"><a id="l00933" name="l00933"></a><span class="lineno">  933</span><span class="preprocessor">#else  </span><span class="comment">// GTEST_USES_SIMPLE_RE</span></div>
<div class="line"><a id="l00934" name="l00934"></a><span class="lineno">  934</span> </div>
<div class="line"><a id="l00935" name="l00935"></a><span class="lineno">  935</span>  <span class="keyword">const</span> <span class="keywordtype">char</span>* full_pattern_;  <span class="comment">// For FullMatch();</span></div>
<div class="line"><a id="l00936" name="l00936"></a><span class="lineno">  936</span> </div>
<div class="line"><a id="l00937" name="l00937"></a><span class="lineno">  937</span><span class="preprocessor">#endif</span></div>
<div class="line"><a id="l00938" name="l00938"></a><span class="lineno">  938</span>};</div>
</div>
<div class="line"><a id="l00939" name="l00939"></a><span class="lineno">  939</span> </div>
<div class="line"><a id="l00940" name="l00940"></a><span class="lineno">  940</span><span class="preprocessor">#endif  </span><span class="comment">// ::testing::internal::RE implementation</span></div>
<div class="line"><a id="l00941" name="l00941"></a><span class="lineno">  941</span> </div>
<div class="line"><a id="l00942" name="l00942"></a><span class="lineno">  942</span><span class="comment">// Formats a source file path and a line number as they would appear</span></div>
<div class="line"><a id="l00943" name="l00943"></a><span class="lineno">  943</span><span class="comment">// in an error message from the compiler used to compile this code.</span></div>
<div class="line"><a id="l00944" name="l00944"></a><span class="lineno">  944</span>GTEST_API_ ::std::string FormatFileLocation(<span class="keyword">const</span> <span class="keywordtype">char</span>* file, <span class="keywordtype">int</span> line);</div>
<div class="line"><a id="l00945" name="l00945"></a><span class="lineno">  945</span> </div>
<div class="line"><a id="l00946" name="l00946"></a><span class="lineno">  946</span><span class="comment">// Formats a file location for compiler-independent XML output.</span></div>
<div class="line"><a id="l00947" name="l00947"></a><span class="lineno">  947</span><span class="comment">// Although this function is not platform dependent, we put it next to</span></div>
<div class="line"><a id="l00948" name="l00948"></a><span class="lineno">  948</span><span class="comment">// FormatFileLocation in order to contrast the two functions.</span></div>
<div class="line"><a id="l00949" name="l00949"></a><span class="lineno">  949</span>GTEST_API_ ::std::string FormatCompilerIndependentFileLocation(<span class="keyword">const</span> <span class="keywordtype">char</span>* file,</div>
<div class="line"><a id="l00950" name="l00950"></a><span class="lineno">  950</span>                                                               <span class="keywordtype">int</span> line);</div>
<div class="line"><a id="l00951" name="l00951"></a><span class="lineno">  951</span> </div>
<div class="line"><a id="l00952" name="l00952"></a><span class="lineno">  952</span><span class="comment">// Defines logging utilities:</span></div>
<div class="line"><a id="l00953" name="l00953"></a><span class="lineno">  953</span><span class="comment">//   GTEST_LOG_(severity) - logs messages at the specified severity level. The</span></div>
<div class="line"><a id="l00954" name="l00954"></a><span class="lineno">  954</span><span class="comment">//                          message itself is streamed into the macro.</span></div>
<div class="line"><a id="l00955" name="l00955"></a><span class="lineno">  955</span><span class="comment">//   LogToStderr()  - directs all log messages to stderr.</span></div>
<div class="line"><a id="l00956" name="l00956"></a><span class="lineno">  956</span><span class="comment">//   FlushInfoLog() - flushes informational log messages.</span></div>
<div class="line"><a id="l00957" name="l00957"></a><span class="lineno">  957</span> </div>
<div class="line"><a id="l00958" name="l00958"></a><span class="lineno">  958</span><span class="keyword">enum</span> GTestLogSeverity { GTEST_INFO, GTEST_WARNING, GTEST_ERROR, GTEST_FATAL };</div>
<div class="line"><a id="l00959" name="l00959"></a><span class="lineno">  959</span> </div>
<div class="line"><a id="l00960" name="l00960"></a><span class="lineno">  960</span><span class="comment">// Formats log entry severity, provides a stream object for streaming the</span></div>
<div class="line"><a id="l00961" name="l00961"></a><span class="lineno">  961</span><span class="comment">// log message, and terminates the message with a newline when going out of</span></div>
<div class="line"><a id="l00962" name="l00962"></a><span class="lineno">  962</span><span class="comment">// scope.</span></div>
<div class="foldopen" id="foldopen00963" data-start="{" data-end="};">
<div class="line"><a id="l00963" name="l00963"></a><span class="lineno"><a class="line" href="classtesting_1_1internal_1_1_g_test_log.html">  963</a></span><span class="keyword">class </span>GTEST_API_ GTestLog {</div>
<div class="line"><a id="l00964" name="l00964"></a><span class="lineno">  964</span> <span class="keyword">public</span>:</div>
<div class="line"><a id="l00965" name="l00965"></a><span class="lineno">  965</span>  GTestLog(GTestLogSeverity severity, <span class="keyword">const</span> <span class="keywordtype">char</span>* file, <span class="keywordtype">int</span> line);</div>
<div class="line"><a id="l00966" name="l00966"></a><span class="lineno">  966</span> </div>
<div class="line"><a id="l00967" name="l00967"></a><span class="lineno">  967</span>  <span class="comment">// Flushes the buffers and, if severity is GTEST_FATAL, aborts the program.</span></div>
<div class="line"><a id="l00968" name="l00968"></a><span class="lineno">  968</span>  ~GTestLog();</div>
<div class="line"><a id="l00969" name="l00969"></a><span class="lineno">  969</span> </div>
<div class="line"><a id="l00970" name="l00970"></a><span class="lineno">  970</span>  ::std::ostream&amp; GetStream() { return ::std::cerr; }</div>
<div class="line"><a id="l00971" name="l00971"></a><span class="lineno">  971</span> </div>
<div class="line"><a id="l00972" name="l00972"></a><span class="lineno">  972</span> <span class="keyword">private</span>:</div>
<div class="line"><a id="l00973" name="l00973"></a><span class="lineno">  973</span>  <span class="keyword">const</span> GTestLogSeverity severity_;</div>
<div class="line"><a id="l00974" name="l00974"></a><span class="lineno">  974</span> </div>
<div class="line"><a id="l00975" name="l00975"></a><span class="lineno">  975</span>  GTestLog(<span class="keyword">const</span> GTestLog&amp;) = <span class="keyword">delete</span>;</div>
<div class="line"><a id="l00976" name="l00976"></a><span class="lineno">  976</span>  GTestLog&amp; operator=(<span class="keyword">const</span> GTestLog&amp;) = <span class="keyword">delete</span>;</div>
<div class="line"><a id="l00977" name="l00977"></a><span class="lineno">  977</span>};</div>
</div>
<div class="line"><a id="l00978" name="l00978"></a><span class="lineno">  978</span> </div>
<div class="line"><a id="l00979" name="l00979"></a><span class="lineno">  979</span><span class="preprocessor">#if !defined(GTEST_LOG_)</span></div>
<div class="line"><a id="l00980" name="l00980"></a><span class="lineno">  980</span> </div>
<div class="line"><a id="l00981" name="l00981"></a><span class="lineno">  981</span><span class="preprocessor">#define GTEST_LOG_(severity)                                           \</span></div>
<div class="line"><a id="l00982" name="l00982"></a><span class="lineno">  982</span><span class="preprocessor">  ::testing::internal::GTestLog(::testing::internal::GTEST_##severity, \</span></div>
<div class="line"><a id="l00983" name="l00983"></a><span class="lineno">  983</span><span class="preprocessor">                                __FILE__, __LINE__)                    \</span></div>
<div class="line"><a id="l00984" name="l00984"></a><span class="lineno">  984</span><span class="preprocessor">      .GetStream()</span></div>
<div class="line"><a id="l00985" name="l00985"></a><span class="lineno">  985</span> </div>
<div class="line"><a id="l00986" name="l00986"></a><span class="lineno">  986</span><span class="keyword">inline</span> <span class="keywordtype">void</span> LogToStderr() {}</div>
<div class="line"><a id="l00987" name="l00987"></a><span class="lineno">  987</span><span class="keyword">inline</span> <span class="keywordtype">void</span> FlushInfoLog() { fflush(<span class="keyword">nullptr</span>); }</div>
<div class="line"><a id="l00988" name="l00988"></a><span class="lineno">  988</span> </div>
<div class="line"><a id="l00989" name="l00989"></a><span class="lineno">  989</span><span class="preprocessor">#endif  </span><span class="comment">// !defined(GTEST_LOG_)</span></div>
<div class="line"><a id="l00990" name="l00990"></a><span class="lineno">  990</span> </div>
<div class="line"><a id="l00991" name="l00991"></a><span class="lineno">  991</span><span class="preprocessor">#if !defined(GTEST_CHECK_)</span></div>
<div class="line"><a id="l00992" name="l00992"></a><span class="lineno">  992</span><span class="comment">// INTERNAL IMPLEMENTATION - DO NOT USE.</span></div>
<div class="line"><a id="l00993" name="l00993"></a><span class="lineno">  993</span><span class="comment">//</span></div>
<div class="line"><a id="l00994" name="l00994"></a><span class="lineno">  994</span><span class="comment">// GTEST_CHECK_ is an all-mode assert. It aborts the program if the condition</span></div>
<div class="line"><a id="l00995" name="l00995"></a><span class="lineno">  995</span><span class="comment">// is not satisfied.</span></div>
<div class="line"><a id="l00996" name="l00996"></a><span class="lineno">  996</span><span class="comment">//  Synopsis:</span></div>
<div class="line"><a id="l00997" name="l00997"></a><span class="lineno">  997</span><span class="comment">//    GTEST_CHECK_(boolean_condition);</span></div>
<div class="line"><a id="l00998" name="l00998"></a><span class="lineno">  998</span><span class="comment">//     or</span></div>
<div class="line"><a id="l00999" name="l00999"></a><span class="lineno">  999</span><span class="comment">//    GTEST_CHECK_(boolean_condition) &lt;&lt; &quot;Additional message&quot;;</span></div>
<div class="line"><a id="l01000" name="l01000"></a><span class="lineno"> 1000</span><span class="comment">//</span></div>
<div class="line"><a id="l01001" name="l01001"></a><span class="lineno"> 1001</span><span class="comment">//    This checks the condition and if the condition is not satisfied</span></div>
<div class="line"><a id="l01002" name="l01002"></a><span class="lineno"> 1002</span><span class="comment">//    it prints message about the condition violation, including the</span></div>
<div class="line"><a id="l01003" name="l01003"></a><span class="lineno"> 1003</span><span class="comment">//    condition itself, plus additional message streamed into it, if any,</span></div>
<div class="line"><a id="l01004" name="l01004"></a><span class="lineno"> 1004</span><span class="comment">//    and then it aborts the program. It aborts the program irrespective of</span></div>
<div class="line"><a id="l01005" name="l01005"></a><span class="lineno"> 1005</span><span class="comment">//    whether it is built in the debug mode or not.</span></div>
<div class="line"><a id="l01006" name="l01006"></a><span class="lineno"> 1006</span><span class="preprocessor">#define GTEST_CHECK_(condition)               \</span></div>
<div class="line"><a id="l01007" name="l01007"></a><span class="lineno"> 1007</span><span class="preprocessor">  GTEST_AMBIGUOUS_ELSE_BLOCKER_               \</span></div>
<div class="line"><a id="l01008" name="l01008"></a><span class="lineno"> 1008</span><span class="preprocessor">  if (::testing::internal::IsTrue(condition)) \</span></div>
<div class="line"><a id="l01009" name="l01009"></a><span class="lineno"> 1009</span><span class="preprocessor">    ;                                         \</span></div>
<div class="line"><a id="l01010" name="l01010"></a><span class="lineno"> 1010</span><span class="preprocessor">  else                                        \</span></div>
<div class="line"><a id="l01011" name="l01011"></a><span class="lineno"> 1011</span><span class="preprocessor">    GTEST_LOG_(FATAL) &lt;&lt; &quot;Condition &quot; #condition &quot; failed. &quot;</span></div>
<div class="line"><a id="l01012" name="l01012"></a><span class="lineno"> 1012</span><span class="preprocessor">#endif  </span><span class="comment">// !defined(GTEST_CHECK_)</span></div>
<div class="line"><a id="l01013" name="l01013"></a><span class="lineno"> 1013</span> </div>
<div class="line"><a id="l01014" name="l01014"></a><span class="lineno"> 1014</span><span class="comment">// An all-mode assert to verify that the given POSIX-style function</span></div>
<div class="line"><a id="l01015" name="l01015"></a><span class="lineno"> 1015</span><span class="comment">// call returns 0 (indicating success).  Known limitation: this</span></div>
<div class="line"><a id="l01016" name="l01016"></a><span class="lineno"> 1016</span><span class="comment">// doesn&#39;t expand to a balanced &#39;if&#39; statement, so enclose the macro</span></div>
<div class="line"><a id="l01017" name="l01017"></a><span class="lineno"> 1017</span><span class="comment">// in {} if you need to use it as the only statement in an &#39;if&#39;</span></div>
<div class="line"><a id="l01018" name="l01018"></a><span class="lineno"> 1018</span><span class="comment">// branch.</span></div>
<div class="line"><a id="l01019" name="l01019"></a><span class="lineno"> 1019</span><span class="preprocessor">#define GTEST_CHECK_POSIX_SUCCESS_(posix_call) \</span></div>
<div class="line"><a id="l01020" name="l01020"></a><span class="lineno"> 1020</span><span class="preprocessor">  if (const int gtest_error = (posix_call))    \</span></div>
<div class="line"><a id="l01021" name="l01021"></a><span class="lineno"> 1021</span><span class="preprocessor">  GTEST_LOG_(FATAL) &lt;&lt; #posix_call &lt;&lt; &quot;failed with error &quot; &lt;&lt; gtest_error</span></div>
<div class="line"><a id="l01022" name="l01022"></a><span class="lineno"> 1022</span> </div>
<div class="line"><a id="l01023" name="l01023"></a><span class="lineno"> 1023</span><span class="comment">// Transforms &quot;T&quot; into &quot;const T&amp;&quot; according to standard reference collapsing</span></div>
<div class="line"><a id="l01024" name="l01024"></a><span class="lineno"> 1024</span><span class="comment">// rules (this is only needed as a backport for C++98 compilers that do not</span></div>
<div class="line"><a id="l01025" name="l01025"></a><span class="lineno"> 1025</span><span class="comment">// support reference collapsing). Specifically, it transforms:</span></div>
<div class="line"><a id="l01026" name="l01026"></a><span class="lineno"> 1026</span><span class="comment">//</span></div>
<div class="line"><a id="l01027" name="l01027"></a><span class="lineno"> 1027</span><span class="comment">//   char         ==&gt; const char&amp;</span></div>
<div class="line"><a id="l01028" name="l01028"></a><span class="lineno"> 1028</span><span class="comment">//   const char   ==&gt; const char&amp;</span></div>
<div class="line"><a id="l01029" name="l01029"></a><span class="lineno"> 1029</span><span class="comment">//   char&amp;        ==&gt; char&amp;</span></div>
<div class="line"><a id="l01030" name="l01030"></a><span class="lineno"> 1030</span><span class="comment">//   const char&amp;  ==&gt; const char&amp;</span></div>
<div class="line"><a id="l01031" name="l01031"></a><span class="lineno"> 1031</span><span class="comment">//</span></div>
<div class="line"><a id="l01032" name="l01032"></a><span class="lineno"> 1032</span><span class="comment">// Note that the non-const reference will not have &quot;const&quot; added. This is</span></div>
<div class="line"><a id="l01033" name="l01033"></a><span class="lineno"> 1033</span><span class="comment">// standard, and necessary so that &quot;T&quot; can always bind to &quot;const T&amp;&quot;.</span></div>
<div class="line"><a id="l01034" name="l01034"></a><span class="lineno"> 1034</span><span class="keyword">template</span> &lt;<span class="keyword">typename</span> T&gt;</div>
<div class="foldopen" id="foldopen01035" data-start="{" data-end="};">
<div class="line"><a id="l01035" name="l01035"></a><span class="lineno"><a class="line" href="structtesting_1_1internal_1_1_const_ref.html"> 1035</a></span><span class="keyword">struct </span><a class="code hl_struct" href="structtesting_1_1internal_1_1_const_ref.html">ConstRef</a> {</div>
<div class="line"><a id="l01036" name="l01036"></a><span class="lineno"> 1036</span>  <span class="keyword">typedef</span> <span class="keyword">const</span> T&amp; type;</div>
<div class="line"><a id="l01037" name="l01037"></a><span class="lineno"> 1037</span>};</div>
</div>
<div class="line"><a id="l01038" name="l01038"></a><span class="lineno"> 1038</span><span class="keyword">template</span> &lt;<span class="keyword">typename</span> T&gt;</div>
<div class="foldopen" id="foldopen01039" data-start="{" data-end="};">
<div class="line"><a id="l01039" name="l01039"></a><span class="lineno"><a class="line" href="structtesting_1_1internal_1_1_const_ref_3_01_t_01_6_01_4.html"> 1039</a></span><span class="keyword">struct </span><a class="code hl_struct" href="structtesting_1_1internal_1_1_const_ref.html">ConstRef</a>&lt;T&amp;&gt; {</div>
<div class="line"><a id="l01040" name="l01040"></a><span class="lineno"> 1040</span>  <span class="keyword">typedef</span> T&amp; type;</div>
<div class="line"><a id="l01041" name="l01041"></a><span class="lineno"> 1041</span>};</div>
</div>
<div class="line"><a id="l01042" name="l01042"></a><span class="lineno"> 1042</span> </div>
<div class="line"><a id="l01043" name="l01043"></a><span class="lineno"> 1043</span><span class="comment">// The argument T must depend on some template parameters.</span></div>
<div class="line"><a id="l01044" name="l01044"></a><span class="lineno"> 1044</span><span class="preprocessor">#define GTEST_REFERENCE_TO_CONST_(T) \</span></div>
<div class="line"><a id="l01045" name="l01045"></a><span class="lineno"> 1045</span><span class="preprocessor">  typename ::testing::internal::ConstRef&lt;T&gt;::type</span></div>
<div class="line"><a id="l01046" name="l01046"></a><span class="lineno"> 1046</span> </div>
<div class="line"><a id="l01047" name="l01047"></a><span class="lineno"> 1047</span><span class="comment">// INTERNAL IMPLEMENTATION - DO NOT USE IN USER CODE.</span></div>
<div class="line"><a id="l01048" name="l01048"></a><span class="lineno"> 1048</span><span class="comment">//</span></div>
<div class="line"><a id="l01049" name="l01049"></a><span class="lineno"> 1049</span><span class="comment">// Use ImplicitCast_ as a safe version of static_cast for upcasting in</span></div>
<div class="line"><a id="l01050" name="l01050"></a><span class="lineno"> 1050</span><span class="comment">// the type hierarchy (e.g. casting a Foo* to a SuperclassOfFoo* or a</span></div>
<div class="line"><a id="l01051" name="l01051"></a><span class="lineno"> 1051</span><span class="comment">// const Foo*).  When you use ImplicitCast_, the compiler checks that</span></div>
<div class="line"><a id="l01052" name="l01052"></a><span class="lineno"> 1052</span><span class="comment">// the cast is safe.  Such explicit ImplicitCast_s are necessary in</span></div>
<div class="line"><a id="l01053" name="l01053"></a><span class="lineno"> 1053</span><span class="comment">// surprisingly many situations where C++ demands an exact type match</span></div>
<div class="line"><a id="l01054" name="l01054"></a><span class="lineno"> 1054</span><span class="comment">// instead of an argument type convertible to a target type.</span></div>
<div class="line"><a id="l01055" name="l01055"></a><span class="lineno"> 1055</span><span class="comment">//</span></div>
<div class="line"><a id="l01056" name="l01056"></a><span class="lineno"> 1056</span><span class="comment">// The syntax for using ImplicitCast_ is the same as for static_cast:</span></div>
<div class="line"><a id="l01057" name="l01057"></a><span class="lineno"> 1057</span><span class="comment">//</span></div>
<div class="line"><a id="l01058" name="l01058"></a><span class="lineno"> 1058</span><span class="comment">//   ImplicitCast_&lt;ToType&gt;(expr)</span></div>
<div class="line"><a id="l01059" name="l01059"></a><span class="lineno"> 1059</span><span class="comment">//</span></div>
<div class="line"><a id="l01060" name="l01060"></a><span class="lineno"> 1060</span><span class="comment">// ImplicitCast_ would have been part of the C++ standard library,</span></div>
<div class="line"><a id="l01061" name="l01061"></a><span class="lineno"> 1061</span><span class="comment">// but the proposal was submitted too late.  It will probably make</span></div>
<div class="line"><a id="l01062" name="l01062"></a><span class="lineno"> 1062</span><span class="comment">// its way into the language in the future.</span></div>
<div class="line"><a id="l01063" name="l01063"></a><span class="lineno"> 1063</span><span class="comment">//</span></div>
<div class="line"><a id="l01064" name="l01064"></a><span class="lineno"> 1064</span><span class="comment">// This relatively ugly name is intentional. It prevents clashes with</span></div>
<div class="line"><a id="l01065" name="l01065"></a><span class="lineno"> 1065</span><span class="comment">// similar functions users may have (e.g., implicit_cast). The internal</span></div>
<div class="line"><a id="l01066" name="l01066"></a><span class="lineno"> 1066</span><span class="comment">// namespace alone is not enough because the function can be found by ADL.</span></div>
<div class="line"><a id="l01067" name="l01067"></a><span class="lineno"> 1067</span><span class="keyword">template</span> &lt;<span class="keyword">typename</span> To&gt;</div>
<div class="line"><a id="l01068" name="l01068"></a><span class="lineno"> 1068</span><span class="keyword">inline</span> <a class="code hl_class" href="classtesting_1_1internal_1_1_to.html">To</a> ImplicitCast_(<a class="code hl_class" href="classtesting_1_1internal_1_1_to.html">To</a> x) {</div>
<div class="line"><a id="l01069" name="l01069"></a><span class="lineno"> 1069</span>  <span class="keywordflow">return</span> x;</div>
<div class="line"><a id="l01070" name="l01070"></a><span class="lineno"> 1070</span>}</div>
<div class="line"><a id="l01071" name="l01071"></a><span class="lineno"> 1071</span> </div>
<div class="line"><a id="l01072" name="l01072"></a><span class="lineno"> 1072</span><span class="comment">// When you upcast (that is, cast a pointer from type Foo to type</span></div>
<div class="line"><a id="l01073" name="l01073"></a><span class="lineno"> 1073</span><span class="comment">// SuperclassOfFoo), it&#39;s fine to use ImplicitCast_&lt;&gt;, since upcasts</span></div>
<div class="line"><a id="l01074" name="l01074"></a><span class="lineno"> 1074</span><span class="comment">// always succeed.  When you downcast (that is, cast a pointer from</span></div>
<div class="line"><a id="l01075" name="l01075"></a><span class="lineno"> 1075</span><span class="comment">// type Foo to type SubclassOfFoo), static_cast&lt;&gt; isn&#39;t safe, because</span></div>
<div class="line"><a id="l01076" name="l01076"></a><span class="lineno"> 1076</span><span class="comment">// how do you know the pointer is really of type SubclassOfFoo?  It</span></div>
<div class="line"><a id="l01077" name="l01077"></a><span class="lineno"> 1077</span><span class="comment">// could be a bare Foo, or of type DifferentSubclassOfFoo.  Thus,</span></div>
<div class="line"><a id="l01078" name="l01078"></a><span class="lineno"> 1078</span><span class="comment">// when you downcast, you should use this macro.  In debug mode, we</span></div>
<div class="line"><a id="l01079" name="l01079"></a><span class="lineno"> 1079</span><span class="comment">// use dynamic_cast&lt;&gt; to double-check the downcast is legal (we die</span></div>
<div class="line"><a id="l01080" name="l01080"></a><span class="lineno"> 1080</span><span class="comment">// if it&#39;s not).  In normal mode, we do the efficient static_cast&lt;&gt;</span></div>
<div class="line"><a id="l01081" name="l01081"></a><span class="lineno"> 1081</span><span class="comment">// instead.  Thus, it&#39;s important to test in debug mode to make sure</span></div>
<div class="line"><a id="l01082" name="l01082"></a><span class="lineno"> 1082</span><span class="comment">// the cast is legal!</span></div>
<div class="line"><a id="l01083" name="l01083"></a><span class="lineno"> 1083</span><span class="comment">//    This is the only place in the code we should use dynamic_cast&lt;&gt;.</span></div>
<div class="line"><a id="l01084" name="l01084"></a><span class="lineno"> 1084</span><span class="comment">// In particular, you SHOULDN&#39;T be using dynamic_cast&lt;&gt; in order to</span></div>
<div class="line"><a id="l01085" name="l01085"></a><span class="lineno"> 1085</span><span class="comment">// do RTTI (eg code like this:</span></div>
<div class="line"><a id="l01086" name="l01086"></a><span class="lineno"> 1086</span><span class="comment">//    if (dynamic_cast&lt;Subclass1&gt;(foo)) HandleASubclass1Object(foo);</span></div>
<div class="line"><a id="l01087" name="l01087"></a><span class="lineno"> 1087</span><span class="comment">//    if (dynamic_cast&lt;Subclass2&gt;(foo)) HandleASubclass2Object(foo);</span></div>
<div class="line"><a id="l01088" name="l01088"></a><span class="lineno"> 1088</span><span class="comment">// You should design the code some other way not to need this.</span></div>
<div class="line"><a id="l01089" name="l01089"></a><span class="lineno"> 1089</span><span class="comment">//</span></div>
<div class="line"><a id="l01090" name="l01090"></a><span class="lineno"> 1090</span><span class="comment">// This relatively ugly name is intentional. It prevents clashes with</span></div>
<div class="line"><a id="l01091" name="l01091"></a><span class="lineno"> 1091</span><span class="comment">// similar functions users may have (e.g., down_cast). The internal</span></div>
<div class="line"><a id="l01092" name="l01092"></a><span class="lineno"> 1092</span><span class="comment">// namespace alone is not enough because the function can be found by ADL.</span></div>
<div class="line"><a id="l01093" name="l01093"></a><span class="lineno"> 1093</span><span class="keyword">template</span> &lt;<span class="keyword">typename</span> To, <span class="keyword">typename</span> From&gt;  <span class="comment">// use like this: DownCast_&lt;T*&gt;(foo);</span></div>
<div class="line"><a id="l01094" name="l01094"></a><span class="lineno"> 1094</span><span class="keyword">inline</span> To DownCast_(From* f) {         <span class="comment">// so we only accept pointers</span></div>
<div class="line"><a id="l01095" name="l01095"></a><span class="lineno"> 1095</span>  <span class="comment">// Ensures that To is a sub-type of From *.  This test is here only</span></div>
<div class="line"><a id="l01096" name="l01096"></a><span class="lineno"> 1096</span>  <span class="comment">// for compile-time type checking, and has no overhead in an</span></div>
<div class="line"><a id="l01097" name="l01097"></a><span class="lineno"> 1097</span>  <span class="comment">// optimized build at run-time, as it will be optimized away</span></div>
<div class="line"><a id="l01098" name="l01098"></a><span class="lineno"> 1098</span>  <span class="comment">// completely.</span></div>
<div class="line"><a id="l01099" name="l01099"></a><span class="lineno"> 1099</span>  GTEST_INTENTIONAL_CONST_COND_PUSH_()</div>
<div class="line"><a id="l01100" name="l01100"></a><span class="lineno"> 1100</span>  if (false) {</div>
<div class="line"><a id="l01101" name="l01101"></a><span class="lineno"> 1101</span>    GTEST_INTENTIONAL_CONST_COND_POP_()</div>
<div class="line"><a id="l01102" name="l01102"></a><span class="lineno"> 1102</span>    const To to = <span class="keywordtype">nullptr</span>;</div>
<div class="line"><a id="l01103" name="l01103"></a><span class="lineno"> 1103</span>    ::testing::internal::ImplicitCast_&lt;From*&gt;(to);</div>
<div class="line"><a id="l01104" name="l01104"></a><span class="lineno"> 1104</span>  }</div>
<div class="line"><a id="l01105" name="l01105"></a><span class="lineno"> 1105</span> </div>
<div class="line"><a id="l01106" name="l01106"></a><span class="lineno"> 1106</span><span class="preprocessor">#if GTEST_HAS_RTTI</span></div>
<div class="line"><a id="l01107" name="l01107"></a><span class="lineno"> 1107</span>  <span class="comment">// RTTI: debug mode only!</span></div>
<div class="line"><a id="l01108" name="l01108"></a><span class="lineno"> 1108</span>  GTEST_CHECK_(f == <span class="keyword">nullptr</span> || <span class="keyword">dynamic_cast&lt;</span>To<span class="keyword">&gt;</span>(f) != <span class="keyword">nullptr</span>);</div>
<div class="line"><a id="l01109" name="l01109"></a><span class="lineno"> 1109</span><span class="preprocessor">#endif</span></div>
<div class="line"><a id="l01110" name="l01110"></a><span class="lineno"> 1110</span>  <span class="keywordflow">return</span> <span class="keyword">static_cast&lt;</span>To<span class="keyword">&gt;</span>(f);</div>
<div class="line"><a id="l01111" name="l01111"></a><span class="lineno"> 1111</span>}</div>
<div class="line"><a id="l01112" name="l01112"></a><span class="lineno"> 1112</span> </div>
<div class="line"><a id="l01113" name="l01113"></a><span class="lineno"> 1113</span><span class="comment">// Downcasts the pointer of type Base to Derived.</span></div>
<div class="line"><a id="l01114" name="l01114"></a><span class="lineno"> 1114</span><span class="comment">// Derived must be a subclass of Base. The parameter MUST</span></div>
<div class="line"><a id="l01115" name="l01115"></a><span class="lineno"> 1115</span><span class="comment">// point to a class of type Derived, not any subclass of it.</span></div>
<div class="line"><a id="l01116" name="l01116"></a><span class="lineno"> 1116</span><span class="comment">// When RTTI is available, the function performs a runtime</span></div>
<div class="line"><a id="l01117" name="l01117"></a><span class="lineno"> 1117</span><span class="comment">// check to enforce this.</span></div>
<div class="line"><a id="l01118" name="l01118"></a><span class="lineno"> 1118</span><span class="keyword">template</span> &lt;<span class="keyword">class</span> Derived, <span class="keyword">class</span> Base&gt;</div>
<div class="line"><a id="l01119" name="l01119"></a><span class="lineno"> 1119</span>Derived* CheckedDowncastToActualType(<a class="code hl_class" href="class_base.html">Base</a>* base) {</div>
<div class="line"><a id="l01120" name="l01120"></a><span class="lineno"> 1120</span><span class="preprocessor">#if GTEST_HAS_RTTI</span></div>
<div class="line"><a id="l01121" name="l01121"></a><span class="lineno"> 1121</span>  GTEST_CHECK_(<span class="keyword">typeid</span>(*base) == <span class="keyword">typeid</span>(Derived));</div>
<div class="line"><a id="l01122" name="l01122"></a><span class="lineno"> 1122</span><span class="preprocessor">#endif</span></div>
<div class="line"><a id="l01123" name="l01123"></a><span class="lineno"> 1123</span> </div>
<div class="line"><a id="l01124" name="l01124"></a><span class="lineno"> 1124</span><span class="preprocessor">#if GTEST_HAS_DOWNCAST_</span></div>
<div class="line"><a id="l01125" name="l01125"></a><span class="lineno"> 1125</span>  return ::down_cast&lt;Derived*&gt;(base);</div>
<div class="line"><a id="l01126" name="l01126"></a><span class="lineno"> 1126</span><span class="preprocessor">#elif GTEST_HAS_RTTI</span></div>
<div class="line"><a id="l01127" name="l01127"></a><span class="lineno"> 1127</span>  <span class="keywordflow">return</span> <span class="keyword">dynamic_cast&lt;</span>Derived*<span class="keyword">&gt;</span>(base);  <span class="comment">// NOLINT</span></div>
<div class="line"><a id="l01128" name="l01128"></a><span class="lineno"> 1128</span><span class="preprocessor">#else</span></div>
<div class="line"><a id="l01129" name="l01129"></a><span class="lineno"> 1129</span>  <span class="keywordflow">return</span> <span class="keyword">static_cast&lt;</span>Derived*<span class="keyword">&gt;</span>(base);  <span class="comment">// Poor man&#39;s downcast.</span></div>
<div class="line"><a id="l01130" name="l01130"></a><span class="lineno"> 1130</span><span class="preprocessor">#endif</span></div>
<div class="line"><a id="l01131" name="l01131"></a><span class="lineno"> 1131</span>}</div>
<div class="line"><a id="l01132" name="l01132"></a><span class="lineno"> 1132</span> </div>
<div class="line"><a id="l01133" name="l01133"></a><span class="lineno"> 1133</span><span class="preprocessor">#if GTEST_HAS_STREAM_REDIRECTION</span></div>
<div class="line"><a id="l01134" name="l01134"></a><span class="lineno"> 1134</span> </div>
<div class="line"><a id="l01135" name="l01135"></a><span class="lineno"> 1135</span><span class="comment">// Defines the stderr capturer:</span></div>
<div class="line"><a id="l01136" name="l01136"></a><span class="lineno"> 1136</span><span class="comment">//   CaptureStdout     - starts capturing stdout.</span></div>
<div class="line"><a id="l01137" name="l01137"></a><span class="lineno"> 1137</span><span class="comment">//   GetCapturedStdout - stops capturing stdout and returns the captured string.</span></div>
<div class="line"><a id="l01138" name="l01138"></a><span class="lineno"> 1138</span><span class="comment">//   CaptureStderr     - starts capturing stderr.</span></div>
<div class="line"><a id="l01139" name="l01139"></a><span class="lineno"> 1139</span><span class="comment">//   GetCapturedStderr - stops capturing stderr and returns the captured string.</span></div>
<div class="line"><a id="l01140" name="l01140"></a><span class="lineno"> 1140</span><span class="comment">//</span></div>
<div class="line"><a id="l01141" name="l01141"></a><span class="lineno"> 1141</span>GTEST_API_ <span class="keywordtype">void</span> CaptureStdout();</div>
<div class="line"><a id="l01142" name="l01142"></a><span class="lineno"> 1142</span>GTEST_API_ std::string GetCapturedStdout();</div>
<div class="line"><a id="l01143" name="l01143"></a><span class="lineno"> 1143</span>GTEST_API_ <span class="keywordtype">void</span> CaptureStderr();</div>
<div class="line"><a id="l01144" name="l01144"></a><span class="lineno"> 1144</span>GTEST_API_ std::string GetCapturedStderr();</div>
<div class="line"><a id="l01145" name="l01145"></a><span class="lineno"> 1145</span> </div>
<div class="line"><a id="l01146" name="l01146"></a><span class="lineno"> 1146</span><span class="preprocessor">#endif  </span><span class="comment">// GTEST_HAS_STREAM_REDIRECTION</span></div>
<div class="line"><a id="l01147" name="l01147"></a><span class="lineno"> 1147</span><span class="comment">// Returns the size (in bytes) of a file.</span></div>
<div class="line"><a id="l01148" name="l01148"></a><span class="lineno"> 1148</span>GTEST_API_ <span class="keywordtype">size_t</span> GetFileSize(FILE* file);</div>
<div class="line"><a id="l01149" name="l01149"></a><span class="lineno"> 1149</span> </div>
<div class="line"><a id="l01150" name="l01150"></a><span class="lineno"> 1150</span><span class="comment">// Reads the entire content of a file as a string.</span></div>
<div class="line"><a id="l01151" name="l01151"></a><span class="lineno"> 1151</span>GTEST_API_ std::string ReadEntireFile(FILE* file);</div>
<div class="line"><a id="l01152" name="l01152"></a><span class="lineno"> 1152</span> </div>
<div class="line"><a id="l01153" name="l01153"></a><span class="lineno"> 1153</span><span class="comment">// All command line arguments.</span></div>
<div class="line"><a id="l01154" name="l01154"></a><span class="lineno"> 1154</span>GTEST_API_ std::vector&lt;std::string&gt; GetArgvs();</div>
<div class="line"><a id="l01155" name="l01155"></a><span class="lineno"> 1155</span> </div>
<div class="line"><a id="l01156" name="l01156"></a><span class="lineno"> 1156</span><span class="preprocessor">#if GTEST_HAS_DEATH_TEST</span></div>
<div class="line"><a id="l01157" name="l01157"></a><span class="lineno"> 1157</span> </div>
<div class="line"><a id="l01158" name="l01158"></a><span class="lineno"> 1158</span>std::vector&lt;std::string&gt; GetInjectableArgvs();</div>
<div class="line"><a id="l01159" name="l01159"></a><span class="lineno"> 1159</span><span class="comment">// Deprecated: pass the args vector by value instead.</span></div>
<div class="line"><a id="l01160" name="l01160"></a><span class="lineno"> 1160</span><span class="keywordtype">void</span> SetInjectableArgvs(<span class="keyword">const</span> std::vector&lt;std::string&gt;* new_argvs);</div>
<div class="line"><a id="l01161" name="l01161"></a><span class="lineno"> 1161</span><span class="keywordtype">void</span> SetInjectableArgvs(<span class="keyword">const</span> std::vector&lt;std::string&gt;&amp; new_argvs);</div>
<div class="line"><a id="l01162" name="l01162"></a><span class="lineno"> 1162</span><span class="keywordtype">void</span> ClearInjectableArgvs();</div>
<div class="line"><a id="l01163" name="l01163"></a><span class="lineno"> 1163</span> </div>
<div class="line"><a id="l01164" name="l01164"></a><span class="lineno"> 1164</span><span class="preprocessor">#endif  </span><span class="comment">// GTEST_HAS_DEATH_TEST</span></div>
<div class="line"><a id="l01165" name="l01165"></a><span class="lineno"> 1165</span> </div>
<div class="line"><a id="l01166" name="l01166"></a><span class="lineno"> 1166</span><span class="comment">// Defines synchronization primitives.</span></div>
<div class="line"><a id="l01167" name="l01167"></a><span class="lineno"> 1167</span><span class="preprocessor">#if GTEST_IS_THREADSAFE</span></div>
<div class="line"><a id="l01168" name="l01168"></a><span class="lineno"> 1168</span> </div>
<div class="line"><a id="l01169" name="l01169"></a><span class="lineno"> 1169</span><span class="preprocessor">#if GTEST_OS_WINDOWS</span></div>
<div class="line"><a id="l01170" name="l01170"></a><span class="lineno"> 1170</span><span class="comment">// Provides leak-safe Windows kernel handle ownership.</span></div>
<div class="line"><a id="l01171" name="l01171"></a><span class="lineno"> 1171</span><span class="comment">// Used in death tests and in threading support.</span></div>
<div class="line"><a id="l01172" name="l01172"></a><span class="lineno"> 1172</span><span class="keyword">class </span>GTEST_API_ AutoHandle {</div>
<div class="line"><a id="l01173" name="l01173"></a><span class="lineno"> 1173</span> <span class="keyword">public</span>:</div>
<div class="line"><a id="l01174" name="l01174"></a><span class="lineno"> 1174</span>  <span class="comment">// Assume that Win32 HANDLE type is equivalent to void*. Doing so allows us to</span></div>
<div class="line"><a id="l01175" name="l01175"></a><span class="lineno"> 1175</span>  <span class="comment">// avoid including &lt;windows.h&gt; in this header file. Including &lt;windows.h&gt; is</span></div>
<div class="line"><a id="l01176" name="l01176"></a><span class="lineno"> 1176</span>  <span class="comment">// undesirable because it defines a lot of symbols and macros that tend to</span></div>
<div class="line"><a id="l01177" name="l01177"></a><span class="lineno"> 1177</span>  <span class="comment">// conflict with client code. This assumption is verified by</span></div>
<div class="line"><a id="l01178" name="l01178"></a><span class="lineno"> 1178</span>  <span class="comment">// WindowsTypesTest.HANDLEIsVoidStar.</span></div>
<div class="line"><a id="l01179" name="l01179"></a><span class="lineno"> 1179</span>  <span class="keyword">typedef</span> <span class="keywordtype">void</span>* Handle;</div>
<div class="line"><a id="l01180" name="l01180"></a><span class="lineno"> 1180</span>  AutoHandle();</div>
<div class="line"><a id="l01181" name="l01181"></a><span class="lineno"> 1181</span>  <span class="keyword">explicit</span> AutoHandle(Handle handle);</div>
<div class="line"><a id="l01182" name="l01182"></a><span class="lineno"> 1182</span> </div>
<div class="line"><a id="l01183" name="l01183"></a><span class="lineno"> 1183</span>  ~AutoHandle();</div>
<div class="line"><a id="l01184" name="l01184"></a><span class="lineno"> 1184</span> </div>
<div class="line"><a id="l01185" name="l01185"></a><span class="lineno"> 1185</span>  Handle Get() <span class="keyword">const</span>;</div>
<div class="line"><a id="l01186" name="l01186"></a><span class="lineno"> 1186</span>  <span class="keywordtype">void</span> Reset();</div>
<div class="line"><a id="l01187" name="l01187"></a><span class="lineno"> 1187</span>  <span class="keywordtype">void</span> Reset(Handle handle);</div>
<div class="line"><a id="l01188" name="l01188"></a><span class="lineno"> 1188</span> </div>
<div class="line"><a id="l01189" name="l01189"></a><span class="lineno"> 1189</span> <span class="keyword">private</span>:</div>
<div class="line"><a id="l01190" name="l01190"></a><span class="lineno"> 1190</span>  <span class="comment">// Returns true if and only if the handle is a valid handle object that can be</span></div>
<div class="line"><a id="l01191" name="l01191"></a><span class="lineno"> 1191</span>  <span class="comment">// closed.</span></div>
<div class="line"><a id="l01192" name="l01192"></a><span class="lineno"> 1192</span>  <span class="keywordtype">bool</span> IsCloseable() <span class="keyword">const</span>;</div>
<div class="line"><a id="l01193" name="l01193"></a><span class="lineno"> 1193</span> </div>
<div class="line"><a id="l01194" name="l01194"></a><span class="lineno"> 1194</span>  Handle handle_;</div>
<div class="line"><a id="l01195" name="l01195"></a><span class="lineno"> 1195</span> </div>
<div class="line"><a id="l01196" name="l01196"></a><span class="lineno"> 1196</span>  AutoHandle(<span class="keyword">const</span> AutoHandle&amp;) = <span class="keyword">delete</span>;</div>
<div class="line"><a id="l01197" name="l01197"></a><span class="lineno"> 1197</span>  AutoHandle&amp; operator=(<span class="keyword">const</span> AutoHandle&amp;) = <span class="keyword">delete</span>;</div>
<div class="line"><a id="l01198" name="l01198"></a><span class="lineno"> 1198</span>};</div>
<div class="line"><a id="l01199" name="l01199"></a><span class="lineno"> 1199</span><span class="preprocessor">#endif</span></div>
<div class="line"><a id="l01200" name="l01200"></a><span class="lineno"> 1200</span> </div>
<div class="line"><a id="l01201" name="l01201"></a><span class="lineno"> 1201</span><span class="preprocessor">#if GTEST_HAS_NOTIFICATION_</span></div>
<div class="line"><a id="l01202" name="l01202"></a><span class="lineno"> 1202</span><span class="comment">// Notification has already been imported into the namespace.</span></div>
<div class="line"><a id="l01203" name="l01203"></a><span class="lineno"> 1203</span><span class="comment">// Nothing to do here.</span></div>
<div class="line"><a id="l01204" name="l01204"></a><span class="lineno"> 1204</span> </div>
<div class="line"><a id="l01205" name="l01205"></a><span class="lineno"> 1205</span><span class="preprocessor">#else</span></div>
<div class="line"><a id="l01206" name="l01206"></a><span class="lineno"> 1206</span>GTEST_DISABLE_MSC_WARNINGS_PUSH_(4251 \</div>
<div class="line"><a id="l01207" name="l01207"></a><span class="lineno"> 1207</span><span class="comment">/* class A needs to have dll-interface to be used by clients of class B */</span>)</div>
<div class="line"><a id="l01208" name="l01208"></a><span class="lineno"> 1208</span> </div>
<div class="line"><a id="l01209" name="l01209"></a><span class="lineno"> 1209</span><span class="comment">// Allows a controller thread to pause execution of newly created</span></div>
<div class="line"><a id="l01210" name="l01210"></a><span class="lineno"> 1210</span><span class="comment">// threads until notified.  Instances of this class must be created</span></div>
<div class="line"><a id="l01211" name="l01211"></a><span class="lineno"> 1211</span><span class="comment">// and destroyed in the controller thread.</span></div>
<div class="line"><a id="l01212" name="l01212"></a><span class="lineno"> 1212</span><span class="comment">//</span></div>
<div class="line"><a id="l01213" name="l01213"></a><span class="lineno"> 1213</span><span class="comment">// This class is only for testing Google Test&#39;s own constructs. Do not</span></div>
<div class="line"><a id="l01214" name="l01214"></a><span class="lineno"> 1214</span><span class="comment">// use it in user tests, either directly or indirectly.</span></div>
<div class="line"><a id="l01215" name="l01215"></a><span class="lineno"> 1215</span><span class="comment">// TODO(b/203539622): Replace unconditionally with absl::Notification.</span></div>
<div class="line"><a id="l01216" name="l01216"></a><span class="lineno"> 1216</span>class GTEST_API_ Notification {</div>
<div class="line"><a id="l01217" name="l01217"></a><span class="lineno"> 1217</span> <span class="keyword">public</span>:</div>
<div class="line"><a id="l01218" name="l01218"></a><span class="lineno"> 1218</span>  Notification() : notified_(false) {}</div>
<div class="line"><a id="l01219" name="l01219"></a><span class="lineno"> 1219</span>  Notification(<span class="keyword">const</span> Notification&amp;) = <span class="keyword">delete</span>;</div>
<div class="line"><a id="l01220" name="l01220"></a><span class="lineno"> 1220</span>  Notification&amp; operator=(<span class="keyword">const</span> Notification&amp;) = <span class="keyword">delete</span>;</div>
<div class="line"><a id="l01221" name="l01221"></a><span class="lineno"> 1221</span> </div>
<div class="line"><a id="l01222" name="l01222"></a><span class="lineno"> 1222</span>  <span class="comment">// Notifies all threads created with this notification to start. Must</span></div>
<div class="line"><a id="l01223" name="l01223"></a><span class="lineno"> 1223</span>  <span class="comment">// be called from the controller thread.</span></div>
<div class="line"><a id="l01224" name="l01224"></a><span class="lineno"> 1224</span>  <span class="keywordtype">void</span> Notify() {</div>
<div class="line"><a id="l01225" name="l01225"></a><span class="lineno"> 1225</span>    std::lock_guard&lt;std::mutex&gt; lock(mu_);</div>
<div class="line"><a id="l01226" name="l01226"></a><span class="lineno"> 1226</span>    notified_ = <span class="keyword">true</span>;</div>
<div class="line"><a id="l01227" name="l01227"></a><span class="lineno"> 1227</span>    cv_.notify_all();</div>
<div class="line"><a id="l01228" name="l01228"></a><span class="lineno"> 1228</span>  }</div>
<div class="line"><a id="l01229" name="l01229"></a><span class="lineno"> 1229</span> </div>
<div class="line"><a id="l01230" name="l01230"></a><span class="lineno"> 1230</span>  <span class="comment">// Blocks until the controller thread notifies. Must be called from a test</span></div>
<div class="line"><a id="l01231" name="l01231"></a><span class="lineno"> 1231</span>  <span class="comment">// thread.</span></div>
<div class="line"><a id="l01232" name="l01232"></a><span class="lineno"> 1232</span>  <span class="keywordtype">void</span> WaitForNotification() {</div>
<div class="line"><a id="l01233" name="l01233"></a><span class="lineno"> 1233</span>    std::unique_lock&lt;std::mutex&gt; lock(mu_);</div>
<div class="line"><a id="l01234" name="l01234"></a><span class="lineno"> 1234</span>    cv_.wait(lock, [<span class="keyword">this</span>]() { <span class="keywordflow">return</span> notified_; });</div>
<div class="line"><a id="l01235" name="l01235"></a><span class="lineno"> 1235</span>  }</div>
<div class="line"><a id="l01236" name="l01236"></a><span class="lineno"> 1236</span> </div>
<div class="line"><a id="l01237" name="l01237"></a><span class="lineno"> 1237</span> <span class="keyword">private</span>:</div>
<div class="line"><a id="l01238" name="l01238"></a><span class="lineno"> 1238</span>  std::mutex mu_;</div>
<div class="line"><a id="l01239" name="l01239"></a><span class="lineno"> 1239</span>  std::condition_variable cv_;</div>
<div class="line"><a id="l01240" name="l01240"></a><span class="lineno"> 1240</span>  <span class="keywordtype">bool</span> notified_;</div>
<div class="line"><a id="l01241" name="l01241"></a><span class="lineno"> 1241</span>};</div>
<div class="line"><a id="l01242" name="l01242"></a><span class="lineno"> 1242</span>GTEST_DISABLE_MSC_WARNINGS_POP_()  <span class="comment">// 4251</span></div>
<div class="line"><a id="l01243" name="l01243"></a><span class="lineno"> 1243</span><span class="preprocessor">#endif  </span><span class="comment">// GTEST_HAS_NOTIFICATION_</span></div>
<div class="line"><a id="l01244" name="l01244"></a><span class="lineno"> 1244</span> </div>
<div class="line"><a id="l01245" name="l01245"></a><span class="lineno"> 1245</span><span class="comment">// On MinGW, we can have both GTEST_OS_WINDOWS and GTEST_HAS_PTHREAD</span></div>
<div class="line"><a id="l01246" name="l01246"></a><span class="lineno"> 1246</span><span class="comment">// defined, but we don&#39;t want to use MinGW&#39;s pthreads implementation, which</span></div>
<div class="line"><a id="l01247" name="l01247"></a><span class="lineno"> 1247</span><span class="comment">// has conformance problems with some versions of the POSIX standard.</span></div>
<div class="line"><a id="l01248" name="l01248"></a><span class="lineno"> 1248</span><span class="preprocessor">#if GTEST_HAS_PTHREAD &amp;&amp; !GTEST_OS_WINDOWS_MINGW</span></div>
<div class="line"><a id="l01249" name="l01249"></a><span class="lineno"> 1249</span> </div>
<div class="line"><a id="l01250" name="l01250"></a><span class="lineno"> 1250</span><span class="comment">// As a C-function, ThreadFuncWithCLinkage cannot be templated itself.</span></div>
<div class="line"><a id="l01251" name="l01251"></a><span class="lineno"> 1251</span><span class="comment">// Consequently, it cannot select a correct instantiation of ThreadWithParam</span></div>
<div class="line"><a id="l01252" name="l01252"></a><span class="lineno"> 1252</span><span class="comment">// in order to call its Run(). Introducing ThreadWithParamBase as a</span></div>
<div class="line"><a id="l01253" name="l01253"></a><span class="lineno"> 1253</span><span class="comment">// non-templated base class for ThreadWithParam allows us to bypass this</span></div>
<div class="line"><a id="l01254" name="l01254"></a><span class="lineno"> 1254</span><span class="comment">// problem.</span></div>
<div class="line"><a id="l01255" name="l01255"></a><span class="lineno"> 1255</span><span class="keyword">class </span>ThreadWithParamBase {</div>
<div class="line"><a id="l01256" name="l01256"></a><span class="lineno"> 1256</span> <span class="keyword">public</span>:</div>
<div class="line"><a id="l01257" name="l01257"></a><span class="lineno"> 1257</span>  <span class="keyword">virtual</span> ~ThreadWithParamBase() {}</div>
<div class="line"><a id="l01258" name="l01258"></a><span class="lineno"> 1258</span>  <span class="keyword">virtual</span> <span class="keywordtype">void</span> Run() = 0;</div>
<div class="line"><a id="l01259" name="l01259"></a><span class="lineno"> 1259</span>};</div>
<div class="line"><a id="l01260" name="l01260"></a><span class="lineno"> 1260</span> </div>
<div class="line"><a id="l01261" name="l01261"></a><span class="lineno"> 1261</span><span class="comment">// pthread_create() accepts a pointer to a function type with the C linkage.</span></div>
<div class="line"><a id="l01262" name="l01262"></a><span class="lineno"> 1262</span><span class="comment">// According to the Standard (7.5/1), function types with different linkages</span></div>
<div class="line"><a id="l01263" name="l01263"></a><span class="lineno"> 1263</span><span class="comment">// are different even if they are otherwise identical.  Some compilers (for</span></div>
<div class="line"><a id="l01264" name="l01264"></a><span class="lineno"> 1264</span><span class="comment">// example, SunStudio) treat them as different types.  Since class methods</span></div>
<div class="line"><a id="l01265" name="l01265"></a><span class="lineno"> 1265</span><span class="comment">// cannot be defined with C-linkage we need to define a free C-function to</span></div>
<div class="line"><a id="l01266" name="l01266"></a><span class="lineno"> 1266</span><span class="comment">// pass into pthread_create().</span></div>
<div class="line"><a id="l01267" name="l01267"></a><span class="lineno"> 1267</span><span class="keyword">extern</span> <span class="stringliteral">&quot;C&quot;</span> <span class="keyword">inline</span> <span class="keywordtype">void</span>* ThreadFuncWithCLinkage(<span class="keywordtype">void</span>* thread) {</div>
<div class="line"><a id="l01268" name="l01268"></a><span class="lineno"> 1268</span>  <span class="keyword">static_cast&lt;</span>ThreadWithParamBase*<span class="keyword">&gt;</span>(thread)-&gt;Run();</div>
<div class="line"><a id="l01269" name="l01269"></a><span class="lineno"> 1269</span>  <span class="keywordflow">return</span> <span class="keyword">nullptr</span>;</div>
<div class="line"><a id="l01270" name="l01270"></a><span class="lineno"> 1270</span>}</div>
<div class="line"><a id="l01271" name="l01271"></a><span class="lineno"> 1271</span> </div>
<div class="line"><a id="l01272" name="l01272"></a><span class="lineno"> 1272</span><span class="comment">// Helper class for testing Google Test&#39;s multi-threading constructs.</span></div>
<div class="line"><a id="l01273" name="l01273"></a><span class="lineno"> 1273</span><span class="comment">// To use it, write:</span></div>
<div class="line"><a id="l01274" name="l01274"></a><span class="lineno"> 1274</span><span class="comment">//</span></div>
<div class="line"><a id="l01275" name="l01275"></a><span class="lineno"> 1275</span><span class="comment">//   void ThreadFunc(int param) { /* Do things with param */ }</span></div>
<div class="line"><a id="l01276" name="l01276"></a><span class="lineno"> 1276</span><span class="comment">//   Notification thread_can_start;</span></div>
<div class="line"><a id="l01277" name="l01277"></a><span class="lineno"> 1277</span><span class="comment">//   ...</span></div>
<div class="line"><a id="l01278" name="l01278"></a><span class="lineno"> 1278</span><span class="comment">//   // The thread_can_start parameter is optional; you can supply NULL.</span></div>
<div class="line"><a id="l01279" name="l01279"></a><span class="lineno"> 1279</span><span class="comment">//   ThreadWithParam&lt;int&gt; thread(&amp;ThreadFunc, 5, &amp;thread_can_start);</span></div>
<div class="line"><a id="l01280" name="l01280"></a><span class="lineno"> 1280</span><span class="comment">//   thread_can_start.Notify();</span></div>
<div class="line"><a id="l01281" name="l01281"></a><span class="lineno"> 1281</span><span class="comment">//</span></div>
<div class="line"><a id="l01282" name="l01282"></a><span class="lineno"> 1282</span><span class="comment">// These classes are only for testing Google Test&#39;s own constructs. Do</span></div>
<div class="line"><a id="l01283" name="l01283"></a><span class="lineno"> 1283</span><span class="comment">// not use them in user tests, either directly or indirectly.</span></div>
<div class="line"><a id="l01284" name="l01284"></a><span class="lineno"> 1284</span><span class="keyword">template</span> &lt;<span class="keyword">typename</span> T&gt;</div>
<div class="line"><a id="l01285" name="l01285"></a><span class="lineno"> 1285</span><span class="keyword">class </span>ThreadWithParam : <span class="keyword">public</span> ThreadWithParamBase {</div>
<div class="line"><a id="l01286" name="l01286"></a><span class="lineno"> 1286</span> <span class="keyword">public</span>:</div>
<div class="line"><a id="l01287" name="l01287"></a><span class="lineno"> 1287</span>  <span class="keyword">typedef</span> <span class="keywordtype">void</span> UserThreadFunc(T);</div>
<div class="line"><a id="l01288" name="l01288"></a><span class="lineno"> 1288</span> </div>
<div class="line"><a id="l01289" name="l01289"></a><span class="lineno"> 1289</span>  ThreadWithParam(UserThreadFunc* func, T param, Notification* thread_can_start)</div>
<div class="line"><a id="l01290" name="l01290"></a><span class="lineno"> 1290</span>      : func_(func),</div>
<div class="line"><a id="l01291" name="l01291"></a><span class="lineno"> 1291</span>        param_(param),</div>
<div class="line"><a id="l01292" name="l01292"></a><span class="lineno"> 1292</span>        thread_can_start_(thread_can_start),</div>
<div class="line"><a id="l01293" name="l01293"></a><span class="lineno"> 1293</span>        finished_(false) {</div>
<div class="line"><a id="l01294" name="l01294"></a><span class="lineno"> 1294</span>    ThreadWithParamBase* <span class="keyword">const</span> base = <span class="keyword">this</span>;</div>
<div class="line"><a id="l01295" name="l01295"></a><span class="lineno"> 1295</span>    <span class="comment">// The thread can be created only after all fields except thread_</span></div>
<div class="line"><a id="l01296" name="l01296"></a><span class="lineno"> 1296</span>    <span class="comment">// have been initialized.</span></div>
<div class="line"><a id="l01297" name="l01297"></a><span class="lineno"> 1297</span>    GTEST_CHECK_POSIX_SUCCESS_(</div>
<div class="line"><a id="l01298" name="l01298"></a><span class="lineno"> 1298</span>        pthread_create(&amp;thread_, <span class="keyword">nullptr</span>, &amp;ThreadFuncWithCLinkage, base));</div>
<div class="line"><a id="l01299" name="l01299"></a><span class="lineno"> 1299</span>  }</div>
<div class="line"><a id="l01300" name="l01300"></a><span class="lineno"> 1300</span>  ~ThreadWithParam()<span class="keyword"> override </span>{ Join(); }</div>
<div class="line"><a id="l01301" name="l01301"></a><span class="lineno"> 1301</span> </div>
<div class="line"><a id="l01302" name="l01302"></a><span class="lineno"> 1302</span>  <span class="keywordtype">void</span> Join() {</div>
<div class="line"><a id="l01303" name="l01303"></a><span class="lineno"> 1303</span>    <span class="keywordflow">if</span> (!finished_) {</div>
<div class="line"><a id="l01304" name="l01304"></a><span class="lineno"> 1304</span>      GTEST_CHECK_POSIX_SUCCESS_(pthread_join(thread_, <span class="keyword">nullptr</span>));</div>
<div class="line"><a id="l01305" name="l01305"></a><span class="lineno"> 1305</span>      finished_ = <span class="keyword">true</span>;</div>
<div class="line"><a id="l01306" name="l01306"></a><span class="lineno"> 1306</span>    }</div>
<div class="line"><a id="l01307" name="l01307"></a><span class="lineno"> 1307</span>  }</div>
<div class="line"><a id="l01308" name="l01308"></a><span class="lineno"> 1308</span> </div>
<div class="line"><a id="l01309" name="l01309"></a><span class="lineno"> 1309</span>  <span class="keywordtype">void</span> Run()<span class="keyword"> override </span>{</div>
<div class="line"><a id="l01310" name="l01310"></a><span class="lineno"> 1310</span>    <span class="keywordflow">if</span> (thread_can_start_ != <span class="keyword">nullptr</span>) thread_can_start_-&gt;WaitForNotification();</div>
<div class="line"><a id="l01311" name="l01311"></a><span class="lineno"> 1311</span>    func_(param_);</div>
<div class="line"><a id="l01312" name="l01312"></a><span class="lineno"> 1312</span>  }</div>
<div class="line"><a id="l01313" name="l01313"></a><span class="lineno"> 1313</span> </div>
<div class="line"><a id="l01314" name="l01314"></a><span class="lineno"> 1314</span> <span class="keyword">private</span>:</div>
<div class="line"><a id="l01315" name="l01315"></a><span class="lineno"> 1315</span>  UserThreadFunc* <span class="keyword">const</span> func_;  <span class="comment">// User-supplied thread function.</span></div>
<div class="line"><a id="l01316" name="l01316"></a><span class="lineno"> 1316</span>  <span class="keyword">const</span> T param_;  <span class="comment">// User-supplied parameter to the thread function.</span></div>
<div class="line"><a id="l01317" name="l01317"></a><span class="lineno"> 1317</span>  <span class="comment">// When non-NULL, used to block execution until the controller thread</span></div>
<div class="line"><a id="l01318" name="l01318"></a><span class="lineno"> 1318</span>  <span class="comment">// notifies.</span></div>
<div class="line"><a id="l01319" name="l01319"></a><span class="lineno"> 1319</span>  Notification* <span class="keyword">const</span> thread_can_start_;</div>
<div class="line"><a id="l01320" name="l01320"></a><span class="lineno"> 1320</span>  <span class="keywordtype">bool</span> finished_;  <span class="comment">// true if and only if we know that the thread function has</span></div>
<div class="line"><a id="l01321" name="l01321"></a><span class="lineno"> 1321</span>                   <span class="comment">// finished.</span></div>
<div class="line"><a id="l01322" name="l01322"></a><span class="lineno"> 1322</span>  pthread_t thread_;  <span class="comment">// The native thread object.</span></div>
<div class="line"><a id="l01323" name="l01323"></a><span class="lineno"> 1323</span> </div>
<div class="line"><a id="l01324" name="l01324"></a><span class="lineno"> 1324</span>  ThreadWithParam(<span class="keyword">const</span> ThreadWithParam&amp;) = <span class="keyword">delete</span>;</div>
<div class="line"><a id="l01325" name="l01325"></a><span class="lineno"> 1325</span>  ThreadWithParam&amp; operator=(<span class="keyword">const</span> ThreadWithParam&amp;) = <span class="keyword">delete</span>;</div>
<div class="line"><a id="l01326" name="l01326"></a><span class="lineno"> 1326</span>};</div>
<div class="line"><a id="l01327" name="l01327"></a><span class="lineno"> 1327</span><span class="preprocessor">#endif  </span><span class="comment">// !GTEST_OS_WINDOWS &amp;&amp; GTEST_HAS_PTHREAD ||</span></div>
<div class="line"><a id="l01328" name="l01328"></a><span class="lineno"> 1328</span>        <span class="comment">// GTEST_HAS_MUTEX_AND_THREAD_LOCAL_</span></div>
<div class="line"><a id="l01329" name="l01329"></a><span class="lineno"> 1329</span> </div>
<div class="line"><a id="l01330" name="l01330"></a><span class="lineno"> 1330</span><span class="preprocessor">#if GTEST_HAS_MUTEX_AND_THREAD_LOCAL_</span></div>
<div class="line"><a id="l01331" name="l01331"></a><span class="lineno"> 1331</span><span class="comment">// Mutex and ThreadLocal have already been imported into the namespace.</span></div>
<div class="line"><a id="l01332" name="l01332"></a><span class="lineno"> 1332</span><span class="comment">// Nothing to do here.</span></div>
<div class="line"><a id="l01333" name="l01333"></a><span class="lineno"> 1333</span> </div>
<div class="line"><a id="l01334" name="l01334"></a><span class="lineno"> 1334</span><span class="preprocessor">#elif GTEST_OS_WINDOWS &amp;&amp; !GTEST_OS_WINDOWS_PHONE &amp;&amp; !GTEST_OS_WINDOWS_RT</span></div>
<div class="line"><a id="l01335" name="l01335"></a><span class="lineno"> 1335</span> </div>
<div class="line"><a id="l01336" name="l01336"></a><span class="lineno"> 1336</span><span class="comment">// Mutex implements mutex on Windows platforms.  It is used in conjunction</span></div>
<div class="line"><a id="l01337" name="l01337"></a><span class="lineno"> 1337</span><span class="comment">// with class MutexLock:</span></div>
<div class="line"><a id="l01338" name="l01338"></a><span class="lineno"> 1338</span><span class="comment">//</span></div>
<div class="line"><a id="l01339" name="l01339"></a><span class="lineno"> 1339</span><span class="comment">//   Mutex mutex;</span></div>
<div class="line"><a id="l01340" name="l01340"></a><span class="lineno"> 1340</span><span class="comment">//   ...</span></div>
<div class="line"><a id="l01341" name="l01341"></a><span class="lineno"> 1341</span><span class="comment">//   MutexLock lock(&amp;mutex);  // Acquires the mutex and releases it at the</span></div>
<div class="line"><a id="l01342" name="l01342"></a><span class="lineno"> 1342</span><span class="comment">//                            // end of the current scope.</span></div>
<div class="line"><a id="l01343" name="l01343"></a><span class="lineno"> 1343</span><span class="comment">//</span></div>
<div class="line"><a id="l01344" name="l01344"></a><span class="lineno"> 1344</span><span class="comment">// A static Mutex *must* be defined or declared using one of the following</span></div>
<div class="line"><a id="l01345" name="l01345"></a><span class="lineno"> 1345</span><span class="comment">// macros:</span></div>
<div class="line"><a id="l01346" name="l01346"></a><span class="lineno"> 1346</span><span class="comment">//   GTEST_DEFINE_STATIC_MUTEX_(g_some_mutex);</span></div>
<div class="line"><a id="l01347" name="l01347"></a><span class="lineno"> 1347</span><span class="comment">//   GTEST_DECLARE_STATIC_MUTEX_(g_some_mutex);</span></div>
<div class="line"><a id="l01348" name="l01348"></a><span class="lineno"> 1348</span><span class="comment">//</span></div>
<div class="line"><a id="l01349" name="l01349"></a><span class="lineno"> 1349</span><span class="comment">// (A non-static Mutex is defined/declared in the usual way).</span></div>
<div class="line"><a id="l01350" name="l01350"></a><span class="lineno"> 1350</span><span class="keyword">class </span>GTEST_API_ <a class="code hl_class" href="classtesting_1_1internal_1_1_mutex.html">Mutex</a> {</div>
<div class="line"><a id="l01351" name="l01351"></a><span class="lineno"> 1351</span> <span class="keyword">public</span>:</div>
<div class="line"><a id="l01352" name="l01352"></a><span class="lineno"> 1352</span>  <span class="keyword">enum</span> MutexType { kStatic = 0, kDynamic = 1 };</div>
<div class="line"><a id="l01353" name="l01353"></a><span class="lineno"> 1353</span>  <span class="comment">// We rely on kStaticMutex being 0 as it is to what the linker initializes</span></div>
<div class="line"><a id="l01354" name="l01354"></a><span class="lineno"> 1354</span>  <span class="comment">// type_ in static mutexes.  critical_section_ will be initialized lazily</span></div>
<div class="line"><a id="l01355" name="l01355"></a><span class="lineno"> 1355</span>  <span class="comment">// in ThreadSafeLazyInit().</span></div>
<div class="line"><a id="l01356" name="l01356"></a><span class="lineno"> 1356</span>  <span class="keyword">enum</span> StaticConstructorSelector { kStaticMutex = 0 };</div>
<div class="line"><a id="l01357" name="l01357"></a><span class="lineno"> 1357</span> </div>
<div class="line"><a id="l01358" name="l01358"></a><span class="lineno"> 1358</span>  <span class="comment">// This constructor intentionally does nothing.  It relies on type_ being</span></div>
<div class="line"><a id="l01359" name="l01359"></a><span class="lineno"> 1359</span>  <span class="comment">// statically initialized to 0 (effectively setting it to kStatic) and on</span></div>
<div class="line"><a id="l01360" name="l01360"></a><span class="lineno"> 1360</span>  <span class="comment">// ThreadSafeLazyInit() to lazily initialize the rest of the members.</span></div>
<div class="line"><a id="l01361" name="l01361"></a><span class="lineno"> 1361</span>  <span class="keyword">explicit</span> Mutex(StaticConstructorSelector <span class="comment">/*dummy*/</span>) {}</div>
<div class="line"><a id="l01362" name="l01362"></a><span class="lineno"> 1362</span> </div>
<div class="line"><a id="l01363" name="l01363"></a><span class="lineno"> 1363</span>  Mutex();</div>
<div class="line"><a id="l01364" name="l01364"></a><span class="lineno"> 1364</span>  ~Mutex();</div>
<div class="line"><a id="l01365" name="l01365"></a><span class="lineno"> 1365</span> </div>
<div class="line"><a id="l01366" name="l01366"></a><span class="lineno"> 1366</span>  <span class="keywordtype">void</span> Lock();</div>
<div class="line"><a id="l01367" name="l01367"></a><span class="lineno"> 1367</span> </div>
<div class="line"><a id="l01368" name="l01368"></a><span class="lineno"> 1368</span>  <span class="keywordtype">void</span> Unlock();</div>
<div class="line"><a id="l01369" name="l01369"></a><span class="lineno"> 1369</span> </div>
<div class="line"><a id="l01370" name="l01370"></a><span class="lineno"> 1370</span>  <span class="comment">// Does nothing if the current thread holds the mutex. Otherwise, crashes</span></div>
<div class="line"><a id="l01371" name="l01371"></a><span class="lineno"> 1371</span>  <span class="comment">// with high probability.</span></div>
<div class="line"><a id="l01372" name="l01372"></a><span class="lineno"> 1372</span>  <span class="keywordtype">void</span> AssertHeld();</div>
<div class="line"><a id="l01373" name="l01373"></a><span class="lineno"> 1373</span> </div>
<div class="line"><a id="l01374" name="l01374"></a><span class="lineno"> 1374</span> <span class="keyword">private</span>:</div>
<div class="line"><a id="l01375" name="l01375"></a><span class="lineno"> 1375</span>  <span class="comment">// Initializes owner_thread_id_ and critical_section_ in static mutexes.</span></div>
<div class="line"><a id="l01376" name="l01376"></a><span class="lineno"> 1376</span>  <span class="keywordtype">void</span> ThreadSafeLazyInit();</div>
<div class="line"><a id="l01377" name="l01377"></a><span class="lineno"> 1377</span> </div>
<div class="line"><a id="l01378" name="l01378"></a><span class="lineno"> 1378</span>  <span class="comment">// Per https://blogs.msdn.microsoft.com/oldnewthing/20040223-00/?p=40503,</span></div>
<div class="line"><a id="l01379" name="l01379"></a><span class="lineno"> 1379</span>  <span class="comment">// we assume that 0 is an invalid value for thread IDs.</span></div>
<div class="line"><a id="l01380" name="l01380"></a><span class="lineno"> 1380</span>  <span class="keywordtype">unsigned</span> <span class="keywordtype">int</span> owner_thread_id_;</div>
<div class="line"><a id="l01381" name="l01381"></a><span class="lineno"> 1381</span> </div>
<div class="line"><a id="l01382" name="l01382"></a><span class="lineno"> 1382</span>  <span class="comment">// For static mutexes, we rely on these members being initialized to zeros</span></div>
<div class="line"><a id="l01383" name="l01383"></a><span class="lineno"> 1383</span>  <span class="comment">// by the linker.</span></div>
<div class="line"><a id="l01384" name="l01384"></a><span class="lineno"> 1384</span>  MutexType type_;</div>
<div class="line"><a id="l01385" name="l01385"></a><span class="lineno"> 1385</span>  <span class="keywordtype">long</span> critical_section_init_phase_;  <span class="comment">// NOLINT</span></div>
<div class="line"><a id="l01386" name="l01386"></a><span class="lineno"> 1386</span>  GTEST_CRITICAL_SECTION* critical_section_;</div>
<div class="line"><a id="l01387" name="l01387"></a><span class="lineno"> 1387</span> </div>
<div class="line"><a id="l01388" name="l01388"></a><span class="lineno"> 1388</span>  Mutex(<span class="keyword">const</span> Mutex&amp;) = <span class="keyword">delete</span>;</div>
<div class="line"><a id="l01389" name="l01389"></a><span class="lineno"> 1389</span>  Mutex&amp; operator=(<span class="keyword">const</span> Mutex&amp;) = <span class="keyword">delete</span>;</div>
<div class="line"><a id="l01390" name="l01390"></a><span class="lineno"> 1390</span>};</div>
<div class="line"><a id="l01391" name="l01391"></a><span class="lineno"> 1391</span> </div>
<div class="line"><a id="l01392" name="l01392"></a><span class="lineno"> 1392</span><span class="preprocessor">#define GTEST_DECLARE_STATIC_MUTEX_(mutex) \</span></div>
<div class="line"><a id="l01393" name="l01393"></a><span class="lineno"> 1393</span><span class="preprocessor">  extern ::testing::internal::Mutex mutex</span></div>
<div class="line"><a id="l01394" name="l01394"></a><span class="lineno"> 1394</span> </div>
<div class="line"><a id="l01395" name="l01395"></a><span class="lineno"> 1395</span><span class="preprocessor">#define GTEST_DEFINE_STATIC_MUTEX_(mutex) \</span></div>
<div class="line"><a id="l01396" name="l01396"></a><span class="lineno"> 1396</span><span class="preprocessor">  ::testing::internal::Mutex mutex(::testing::internal::Mutex::kStaticMutex)</span></div>
<div class="line"><a id="l01397" name="l01397"></a><span class="lineno"> 1397</span> </div>
<div class="line"><a id="l01398" name="l01398"></a><span class="lineno"> 1398</span><span class="comment">// We cannot name this class MutexLock because the ctor declaration would</span></div>
<div class="line"><a id="l01399" name="l01399"></a><span class="lineno"> 1399</span><span class="comment">// conflict with a macro named MutexLock, which is defined on some</span></div>
<div class="line"><a id="l01400" name="l01400"></a><span class="lineno"> 1400</span><span class="comment">// platforms. That macro is used as a defensive measure to prevent against</span></div>
<div class="line"><a id="l01401" name="l01401"></a><span class="lineno"> 1401</span><span class="comment">// inadvertent misuses of MutexLock like &quot;MutexLock(&amp;mu)&quot; rather than</span></div>
<div class="line"><a id="l01402" name="l01402"></a><span class="lineno"> 1402</span><span class="comment">// &quot;MutexLock l(&amp;mu)&quot;.  Hence the typedef trick below.</span></div>
<div class="line"><a id="l01403" name="l01403"></a><span class="lineno"> 1403</span><span class="keyword">class </span><a class="code hl_class" href="classtesting_1_1internal_1_1_g_test_mutex_lock.html">GTestMutexLock</a> {</div>
<div class="line"><a id="l01404" name="l01404"></a><span class="lineno"> 1404</span> <span class="keyword">public</span>:</div>
<div class="line"><a id="l01405" name="l01405"></a><span class="lineno"> 1405</span>  <span class="keyword">explicit</span> GTestMutexLock(Mutex* mutex) : mutex_(mutex) { mutex_-&gt;Lock(); }</div>
<div class="line"><a id="l01406" name="l01406"></a><span class="lineno"> 1406</span> </div>
<div class="line"><a id="l01407" name="l01407"></a><span class="lineno"> 1407</span>  ~GTestMutexLock() { mutex_-&gt;Unlock(); }</div>
<div class="line"><a id="l01408" name="l01408"></a><span class="lineno"> 1408</span> </div>
<div class="line"><a id="l01409" name="l01409"></a><span class="lineno"> 1409</span> <span class="keyword">private</span>:</div>
<div class="line"><a id="l01410" name="l01410"></a><span class="lineno"> 1410</span>  Mutex* <span class="keyword">const</span> mutex_;</div>
<div class="line"><a id="l01411" name="l01411"></a><span class="lineno"> 1411</span> </div>
<div class="line"><a id="l01412" name="l01412"></a><span class="lineno"> 1412</span>  GTestMutexLock(<span class="keyword">const</span> GTestMutexLock&amp;) = <span class="keyword">delete</span>;</div>
<div class="line"><a id="l01413" name="l01413"></a><span class="lineno"> 1413</span>  GTestMutexLock&amp; operator=(<span class="keyword">const</span> GTestMutexLock&amp;) = <span class="keyword">delete</span>;</div>
<div class="line"><a id="l01414" name="l01414"></a><span class="lineno"> 1414</span>};</div>
<div class="line"><a id="l01415" name="l01415"></a><span class="lineno"> 1415</span> </div>
<div class="line"><a id="l01416" name="l01416"></a><span class="lineno"> 1416</span><span class="keyword">typedef</span> <a class="code hl_class" href="classtesting_1_1internal_1_1_g_test_mutex_lock.html">GTestMutexLock</a> MutexLock;</div>
<div class="line"><a id="l01417" name="l01417"></a><span class="lineno"> 1417</span> </div>
<div class="line"><a id="l01418" name="l01418"></a><span class="lineno"> 1418</span><span class="comment">// Base class for ValueHolder&lt;T&gt;.  Allows a caller to hold and delete a value</span></div>
<div class="line"><a id="l01419" name="l01419"></a><span class="lineno"> 1419</span><span class="comment">// without knowing its type.</span></div>
<div class="line"><a id="l01420" name="l01420"></a><span class="lineno"> 1420</span><span class="keyword">class </span>ThreadLocalValueHolderBase {</div>
<div class="line"><a id="l01421" name="l01421"></a><span class="lineno"> 1421</span> <span class="keyword">public</span>:</div>
<div class="line"><a id="l01422" name="l01422"></a><span class="lineno"> 1422</span>  <span class="keyword">virtual</span> ~ThreadLocalValueHolderBase() {}</div>
<div class="line"><a id="l01423" name="l01423"></a><span class="lineno"> 1423</span>};</div>
<div class="line"><a id="l01424" name="l01424"></a><span class="lineno"> 1424</span> </div>
<div class="line"><a id="l01425" name="l01425"></a><span class="lineno"> 1425</span><span class="comment">// Provides a way for a thread to send notifications to a ThreadLocal</span></div>
<div class="line"><a id="l01426" name="l01426"></a><span class="lineno"> 1426</span><span class="comment">// regardless of its parameter type.</span></div>
<div class="line"><a id="l01427" name="l01427"></a><span class="lineno"> 1427</span><span class="keyword">class </span>ThreadLocalBase {</div>
<div class="line"><a id="l01428" name="l01428"></a><span class="lineno"> 1428</span> <span class="keyword">public</span>:</div>
<div class="line"><a id="l01429" name="l01429"></a><span class="lineno"> 1429</span>  <span class="comment">// Creates a new ValueHolder&lt;T&gt; object holding a default value passed to</span></div>
<div class="line"><a id="l01430" name="l01430"></a><span class="lineno"> 1430</span>  <span class="comment">// this ThreadLocal&lt;T&gt;&#39;s constructor and returns it.  It is the caller&#39;s</span></div>
<div class="line"><a id="l01431" name="l01431"></a><span class="lineno"> 1431</span>  <span class="comment">// responsibility not to call this when the ThreadLocal&lt;T&gt; instance already</span></div>
<div class="line"><a id="l01432" name="l01432"></a><span class="lineno"> 1432</span>  <span class="comment">// has a value on the current thread.</span></div>
<div class="line"><a id="l01433" name="l01433"></a><span class="lineno"> 1433</span>  <span class="keyword">virtual</span> ThreadLocalValueHolderBase* NewValueForCurrentThread() <span class="keyword">const</span> = 0;</div>
<div class="line"><a id="l01434" name="l01434"></a><span class="lineno"> 1434</span> </div>
<div class="line"><a id="l01435" name="l01435"></a><span class="lineno"> 1435</span> <span class="keyword">protected</span>:</div>
<div class="line"><a id="l01436" name="l01436"></a><span class="lineno"> 1436</span>  ThreadLocalBase() {}</div>
<div class="line"><a id="l01437" name="l01437"></a><span class="lineno"> 1437</span>  <span class="keyword">virtual</span> ~ThreadLocalBase() {}</div>
<div class="line"><a id="l01438" name="l01438"></a><span class="lineno"> 1438</span> </div>
<div class="line"><a id="l01439" name="l01439"></a><span class="lineno"> 1439</span> <span class="keyword">private</span>:</div>
<div class="line"><a id="l01440" name="l01440"></a><span class="lineno"> 1440</span>  ThreadLocalBase(<span class="keyword">const</span> ThreadLocalBase&amp;) = <span class="keyword">delete</span>;</div>
<div class="line"><a id="l01441" name="l01441"></a><span class="lineno"> 1441</span>  ThreadLocalBase&amp; operator=(<span class="keyword">const</span> ThreadLocalBase&amp;) = <span class="keyword">delete</span>;</div>
<div class="line"><a id="l01442" name="l01442"></a><span class="lineno"> 1442</span>};</div>
<div class="line"><a id="l01443" name="l01443"></a><span class="lineno"> 1443</span> </div>
<div class="line"><a id="l01444" name="l01444"></a><span class="lineno"> 1444</span><span class="comment">// Maps a thread to a set of ThreadLocals that have values instantiated on that</span></div>
<div class="line"><a id="l01445" name="l01445"></a><span class="lineno"> 1445</span><span class="comment">// thread and notifies them when the thread exits.  A ThreadLocal instance is</span></div>
<div class="line"><a id="l01446" name="l01446"></a><span class="lineno"> 1446</span><span class="comment">// expected to persist until all threads it has values on have terminated.</span></div>
<div class="line"><a id="l01447" name="l01447"></a><span class="lineno"> 1447</span><span class="keyword">class </span>GTEST_API_ ThreadLocalRegistry {</div>
<div class="line"><a id="l01448" name="l01448"></a><span class="lineno"> 1448</span> <span class="keyword">public</span>:</div>
<div class="line"><a id="l01449" name="l01449"></a><span class="lineno"> 1449</span>  <span class="comment">// Registers thread_local_instance as having value on the current thread.</span></div>
<div class="line"><a id="l01450" name="l01450"></a><span class="lineno"> 1450</span>  <span class="comment">// Returns a value that can be used to identify the thread from other threads.</span></div>
<div class="line"><a id="l01451" name="l01451"></a><span class="lineno"> 1451</span>  <span class="keyword">static</span> ThreadLocalValueHolderBase* GetValueOnCurrentThread(</div>
<div class="line"><a id="l01452" name="l01452"></a><span class="lineno"> 1452</span>      <span class="keyword">const</span> ThreadLocalBase* thread_local_instance);</div>
<div class="line"><a id="l01453" name="l01453"></a><span class="lineno"> 1453</span> </div>
<div class="line"><a id="l01454" name="l01454"></a><span class="lineno"> 1454</span>  <span class="comment">// Invoked when a ThreadLocal instance is destroyed.</span></div>
<div class="line"><a id="l01455" name="l01455"></a><span class="lineno"> 1455</span>  <span class="keyword">static</span> <span class="keywordtype">void</span> OnThreadLocalDestroyed(</div>
<div class="line"><a id="l01456" name="l01456"></a><span class="lineno"> 1456</span>      <span class="keyword">const</span> ThreadLocalBase* thread_local_instance);</div>
<div class="line"><a id="l01457" name="l01457"></a><span class="lineno"> 1457</span>};</div>
<div class="line"><a id="l01458" name="l01458"></a><span class="lineno"> 1458</span> </div>
<div class="line"><a id="l01459" name="l01459"></a><span class="lineno"> 1459</span><span class="keyword">class </span>GTEST_API_ ThreadWithParamBase {</div>
<div class="line"><a id="l01460" name="l01460"></a><span class="lineno"> 1460</span> <span class="keyword">public</span>:</div>
<div class="line"><a id="l01461" name="l01461"></a><span class="lineno"> 1461</span>  <span class="keywordtype">void</span> Join();</div>
<div class="line"><a id="l01462" name="l01462"></a><span class="lineno"> 1462</span> </div>
<div class="line"><a id="l01463" name="l01463"></a><span class="lineno"> 1463</span> <span class="keyword">protected</span>:</div>
<div class="line"><a id="l01464" name="l01464"></a><span class="lineno"> 1464</span>  <span class="keyword">class </span>Runnable {</div>
<div class="line"><a id="l01465" name="l01465"></a><span class="lineno"> 1465</span>   <span class="keyword">public</span>:</div>
<div class="line"><a id="l01466" name="l01466"></a><span class="lineno"> 1466</span>    <span class="keyword">virtual</span> ~Runnable() {}</div>
<div class="line"><a id="l01467" name="l01467"></a><span class="lineno"> 1467</span>    <span class="keyword">virtual</span> <span class="keywordtype">void</span> Run() = 0;</div>
<div class="line"><a id="l01468" name="l01468"></a><span class="lineno"> 1468</span>  };</div>
<div class="line"><a id="l01469" name="l01469"></a><span class="lineno"> 1469</span> </div>
<div class="line"><a id="l01470" name="l01470"></a><span class="lineno"> 1470</span>  ThreadWithParamBase(Runnable* runnable, Notification* thread_can_start);</div>
<div class="line"><a id="l01471" name="l01471"></a><span class="lineno"> 1471</span>  <span class="keyword">virtual</span> ~ThreadWithParamBase();</div>
<div class="line"><a id="l01472" name="l01472"></a><span class="lineno"> 1472</span> </div>
<div class="line"><a id="l01473" name="l01473"></a><span class="lineno"> 1473</span> <span class="keyword">private</span>:</div>
<div class="line"><a id="l01474" name="l01474"></a><span class="lineno"> 1474</span>  AutoHandle thread_;</div>
<div class="line"><a id="l01475" name="l01475"></a><span class="lineno"> 1475</span>};</div>
<div class="line"><a id="l01476" name="l01476"></a><span class="lineno"> 1476</span> </div>
<div class="line"><a id="l01477" name="l01477"></a><span class="lineno"> 1477</span><span class="comment">// Helper class for testing Google Test&#39;s multi-threading constructs.</span></div>
<div class="line"><a id="l01478" name="l01478"></a><span class="lineno"> 1478</span><span class="keyword">template</span> &lt;<span class="keyword">typename</span> T&gt;</div>
<div class="line"><a id="l01479" name="l01479"></a><span class="lineno"> 1479</span><span class="keyword">class </span>ThreadWithParam : <span class="keyword">public</span> ThreadWithParamBase {</div>
<div class="line"><a id="l01480" name="l01480"></a><span class="lineno"> 1480</span> <span class="keyword">public</span>:</div>
<div class="line"><a id="l01481" name="l01481"></a><span class="lineno"> 1481</span>  <span class="keyword">typedef</span> <span class="keywordtype">void</span> UserThreadFunc(T);</div>
<div class="line"><a id="l01482" name="l01482"></a><span class="lineno"> 1482</span> </div>
<div class="line"><a id="l01483" name="l01483"></a><span class="lineno"> 1483</span>  ThreadWithParam(UserThreadFunc* func, T param, Notification* thread_can_start)</div>
<div class="line"><a id="l01484" name="l01484"></a><span class="lineno"> 1484</span>      : ThreadWithParamBase(new RunnableImpl(func, param), thread_can_start) {}</div>
<div class="line"><a id="l01485" name="l01485"></a><span class="lineno"> 1485</span>  <span class="keyword">virtual</span> ~ThreadWithParam() {}</div>
<div class="line"><a id="l01486" name="l01486"></a><span class="lineno"> 1486</span> </div>
<div class="line"><a id="l01487" name="l01487"></a><span class="lineno"> 1487</span> <span class="keyword">private</span>:</div>
<div class="line"><a id="l01488" name="l01488"></a><span class="lineno"> 1488</span>  <span class="keyword">class </span>RunnableImpl : <span class="keyword">public</span> Runnable {</div>
<div class="line"><a id="l01489" name="l01489"></a><span class="lineno"> 1489</span>   <span class="keyword">public</span>:</div>
<div class="line"><a id="l01490" name="l01490"></a><span class="lineno"> 1490</span>    RunnableImpl(UserThreadFunc* func, T param) : func_(func), param_(param) {}</div>
<div class="line"><a id="l01491" name="l01491"></a><span class="lineno"> 1491</span>    <span class="keyword">virtual</span> ~RunnableImpl() {}</div>
<div class="line"><a id="l01492" name="l01492"></a><span class="lineno"> 1492</span>    <span class="keyword">virtual</span> <span class="keywordtype">void</span> Run() { func_(param_); }</div>
<div class="line"><a id="l01493" name="l01493"></a><span class="lineno"> 1493</span> </div>
<div class="line"><a id="l01494" name="l01494"></a><span class="lineno"> 1494</span>   <span class="keyword">private</span>:</div>
<div class="line"><a id="l01495" name="l01495"></a><span class="lineno"> 1495</span>    UserThreadFunc* <span class="keyword">const</span> func_;</div>
<div class="line"><a id="l01496" name="l01496"></a><span class="lineno"> 1496</span>    <span class="keyword">const</span> T param_;</div>
<div class="line"><a id="l01497" name="l01497"></a><span class="lineno"> 1497</span> </div>
<div class="line"><a id="l01498" name="l01498"></a><span class="lineno"> 1498</span>    RunnableImpl(<span class="keyword">const</span> RunnableImpl&amp;) = <span class="keyword">delete</span>;</div>
<div class="line"><a id="l01499" name="l01499"></a><span class="lineno"> 1499</span>    RunnableImpl&amp; operator=(<span class="keyword">const</span> RunnableImpl&amp;) = <span class="keyword">delete</span>;</div>
<div class="line"><a id="l01500" name="l01500"></a><span class="lineno"> 1500</span>  };</div>
<div class="line"><a id="l01501" name="l01501"></a><span class="lineno"> 1501</span> </div>
<div class="line"><a id="l01502" name="l01502"></a><span class="lineno"> 1502</span>  ThreadWithParam(<span class="keyword">const</span> ThreadWithParam&amp;) = <span class="keyword">delete</span>;</div>
<div class="line"><a id="l01503" name="l01503"></a><span class="lineno"> 1503</span>  ThreadWithParam&amp; operator=(<span class="keyword">const</span> ThreadWithParam&amp;) = <span class="keyword">delete</span>;</div>
<div class="line"><a id="l01504" name="l01504"></a><span class="lineno"> 1504</span>};</div>
<div class="line"><a id="l01505" name="l01505"></a><span class="lineno"> 1505</span> </div>
<div class="line"><a id="l01506" name="l01506"></a><span class="lineno"> 1506</span><span class="comment">// Implements thread-local storage on Windows systems.</span></div>
<div class="line"><a id="l01507" name="l01507"></a><span class="lineno"> 1507</span><span class="comment">//</span></div>
<div class="line"><a id="l01508" name="l01508"></a><span class="lineno"> 1508</span><span class="comment">//   // Thread 1</span></div>
<div class="line"><a id="l01509" name="l01509"></a><span class="lineno"> 1509</span><span class="comment">//   ThreadLocal&lt;int&gt; tl(100);  // 100 is the default value for each thread.</span></div>
<div class="line"><a id="l01510" name="l01510"></a><span class="lineno"> 1510</span><span class="comment">//</span></div>
<div class="line"><a id="l01511" name="l01511"></a><span class="lineno"> 1511</span><span class="comment">//   // Thread 2</span></div>
<div class="line"><a id="l01512" name="l01512"></a><span class="lineno"> 1512</span><span class="comment">//   tl.set(150);  // Changes the value for thread 2 only.</span></div>
<div class="line"><a id="l01513" name="l01513"></a><span class="lineno"> 1513</span><span class="comment">//   EXPECT_EQ(150, tl.get());</span></div>
<div class="line"><a id="l01514" name="l01514"></a><span class="lineno"> 1514</span><span class="comment">//</span></div>
<div class="line"><a id="l01515" name="l01515"></a><span class="lineno"> 1515</span><span class="comment">//   // Thread 1</span></div>
<div class="line"><a id="l01516" name="l01516"></a><span class="lineno"> 1516</span><span class="comment">//   EXPECT_EQ(100, tl.get());  // In thread 1, tl has the original value.</span></div>
<div class="line"><a id="l01517" name="l01517"></a><span class="lineno"> 1517</span><span class="comment">//   tl.set(200);</span></div>
<div class="line"><a id="l01518" name="l01518"></a><span class="lineno"> 1518</span><span class="comment">//   EXPECT_EQ(200, tl.get());</span></div>
<div class="line"><a id="l01519" name="l01519"></a><span class="lineno"> 1519</span><span class="comment">//</span></div>
<div class="line"><a id="l01520" name="l01520"></a><span class="lineno"> 1520</span><span class="comment">// The template type argument T must have a public copy constructor.</span></div>
<div class="line"><a id="l01521" name="l01521"></a><span class="lineno"> 1521</span><span class="comment">// In addition, the default ThreadLocal constructor requires T to have</span></div>
<div class="line"><a id="l01522" name="l01522"></a><span class="lineno"> 1522</span><span class="comment">// a public default constructor.</span></div>
<div class="line"><a id="l01523" name="l01523"></a><span class="lineno"> 1523</span><span class="comment">//</span></div>
<div class="line"><a id="l01524" name="l01524"></a><span class="lineno"> 1524</span><span class="comment">// The users of a TheadLocal instance have to make sure that all but one</span></div>
<div class="line"><a id="l01525" name="l01525"></a><span class="lineno"> 1525</span><span class="comment">// threads (including the main one) using that instance have exited before</span></div>
<div class="line"><a id="l01526" name="l01526"></a><span class="lineno"> 1526</span><span class="comment">// destroying it. Otherwise, the per-thread objects managed for them by the</span></div>
<div class="line"><a id="l01527" name="l01527"></a><span class="lineno"> 1527</span><span class="comment">// ThreadLocal instance are not guaranteed to be destroyed on all platforms.</span></div>
<div class="line"><a id="l01528" name="l01528"></a><span class="lineno"> 1528</span><span class="comment">//</span></div>
<div class="line"><a id="l01529" name="l01529"></a><span class="lineno"> 1529</span><span class="comment">// Google Test only uses global ThreadLocal objects.  That means they</span></div>
<div class="line"><a id="l01530" name="l01530"></a><span class="lineno"> 1530</span><span class="comment">// will die after main() has returned.  Therefore, no per-thread</span></div>
<div class="line"><a id="l01531" name="l01531"></a><span class="lineno"> 1531</span><span class="comment">// object managed by Google Test will be leaked as long as all threads</span></div>
<div class="line"><a id="l01532" name="l01532"></a><span class="lineno"> 1532</span><span class="comment">// using Google Test have exited when main() returns.</span></div>
<div class="line"><a id="l01533" name="l01533"></a><span class="lineno"> 1533</span><span class="keyword">template</span> &lt;<span class="keyword">typename</span> T&gt;</div>
<div class="line"><a id="l01534" name="l01534"></a><span class="lineno"> 1534</span><span class="keyword">class </span><a class="code hl_class" href="classtesting_1_1internal_1_1_thread_local.html">ThreadLocal</a> : <span class="keyword">public</span> ThreadLocalBase {</div>
<div class="line"><a id="l01535" name="l01535"></a><span class="lineno"> 1535</span> <span class="keyword">public</span>:</div>
<div class="line"><a id="l01536" name="l01536"></a><span class="lineno"> 1536</span>  ThreadLocal() : default_factory_(new DefaultValueHolderFactory()) {}</div>
<div class="line"><a id="l01537" name="l01537"></a><span class="lineno"> 1537</span>  <span class="keyword">explicit</span> ThreadLocal(<span class="keyword">const</span> T&amp; value)</div>
<div class="line"><a id="l01538" name="l01538"></a><span class="lineno"> 1538</span>      : default_factory_(new InstanceValueHolderFactory(value)) {}</div>
<div class="line"><a id="l01539" name="l01539"></a><span class="lineno"> 1539</span> </div>
<div class="line"><a id="l01540" name="l01540"></a><span class="lineno"> 1540</span>  ~ThreadLocal()<span class="keyword"> override </span>{ ThreadLocalRegistry::OnThreadLocalDestroyed(<span class="keyword">this</span>); }</div>
<div class="line"><a id="l01541" name="l01541"></a><span class="lineno"> 1541</span> </div>
<div class="line"><a id="l01542" name="l01542"></a><span class="lineno"> 1542</span>  T* pointer() { <span class="keywordflow">return</span> GetOrCreateValue(); }</div>
<div class="line"><a id="l01543" name="l01543"></a><span class="lineno"> 1543</span>  <span class="keyword">const</span> T* pointer()<span class="keyword"> const </span>{ <span class="keywordflow">return</span> GetOrCreateValue(); }</div>
<div class="line"><a id="l01544" name="l01544"></a><span class="lineno"> 1544</span>  <span class="keyword">const</span> T&amp; get()<span class="keyword"> const </span>{ <span class="keywordflow">return</span> *pointer(); }</div>
<div class="line"><a id="l01545" name="l01545"></a><span class="lineno"> 1545</span>  <span class="keywordtype">void</span> set(<span class="keyword">const</span> T&amp; value) { *pointer() = value; }</div>
<div class="line"><a id="l01546" name="l01546"></a><span class="lineno"> 1546</span> </div>
<div class="line"><a id="l01547" name="l01547"></a><span class="lineno"> 1547</span> <span class="keyword">private</span>:</div>
<div class="line"><a id="l01548" name="l01548"></a><span class="lineno"> 1548</span>  <span class="comment">// Holds a value of T.  Can be deleted via its base class without the caller</span></div>
<div class="line"><a id="l01549" name="l01549"></a><span class="lineno"> 1549</span>  <span class="comment">// knowing the type of T.</span></div>
<div class="line"><a id="l01550" name="l01550"></a><span class="lineno"> 1550</span>  <span class="keyword">class </span>ValueHolder : <span class="keyword">public</span> ThreadLocalValueHolderBase {</div>
<div class="line"><a id="l01551" name="l01551"></a><span class="lineno"> 1551</span>   <span class="keyword">public</span>:</div>
<div class="line"><a id="l01552" name="l01552"></a><span class="lineno"> 1552</span>    ValueHolder() : value_() {}</div>
<div class="line"><a id="l01553" name="l01553"></a><span class="lineno"> 1553</span>    <span class="keyword">explicit</span> ValueHolder(<span class="keyword">const</span> T&amp; value) : value_(value) {}</div>
<div class="line"><a id="l01554" name="l01554"></a><span class="lineno"> 1554</span> </div>
<div class="line"><a id="l01555" name="l01555"></a><span class="lineno"> 1555</span>    T* pointer() { <span class="keywordflow">return</span> &amp;value_; }</div>
<div class="line"><a id="l01556" name="l01556"></a><span class="lineno"> 1556</span> </div>
<div class="line"><a id="l01557" name="l01557"></a><span class="lineno"> 1557</span>   <span class="keyword">private</span>:</div>
<div class="line"><a id="l01558" name="l01558"></a><span class="lineno"> 1558</span>    T value_;</div>
<div class="line"><a id="l01559" name="l01559"></a><span class="lineno"> 1559</span>    ValueHolder(<span class="keyword">const</span> ValueHolder&amp;) = <span class="keyword">delete</span>;</div>
<div class="line"><a id="l01560" name="l01560"></a><span class="lineno"> 1560</span>    ValueHolder&amp; operator=(<span class="keyword">const</span> ValueHolder&amp;) = <span class="keyword">delete</span>;</div>
<div class="line"><a id="l01561" name="l01561"></a><span class="lineno"> 1561</span>  };</div>
<div class="line"><a id="l01562" name="l01562"></a><span class="lineno"> 1562</span> </div>
<div class="line"><a id="l01563" name="l01563"></a><span class="lineno"> 1563</span>  T* GetOrCreateValue()<span class="keyword"> const </span>{</div>
<div class="line"><a id="l01564" name="l01564"></a><span class="lineno"> 1564</span>    <span class="keywordflow">return</span> <span class="keyword">static_cast&lt;</span>ValueHolder*<span class="keyword">&gt;</span>(</div>
<div class="line"><a id="l01565" name="l01565"></a><span class="lineno"> 1565</span>               ThreadLocalRegistry::GetValueOnCurrentThread(<span class="keyword">this</span>))</div>
<div class="line"><a id="l01566" name="l01566"></a><span class="lineno"> 1566</span>        -&gt;pointer();</div>
<div class="line"><a id="l01567" name="l01567"></a><span class="lineno"> 1567</span>  }</div>
<div class="line"><a id="l01568" name="l01568"></a><span class="lineno"> 1568</span> </div>
<div class="line"><a id="l01569" name="l01569"></a><span class="lineno"> 1569</span>  ThreadLocalValueHolderBase* NewValueForCurrentThread()<span class="keyword"> const override </span>{</div>
<div class="line"><a id="l01570" name="l01570"></a><span class="lineno"> 1570</span>    <span class="keywordflow">return</span> default_factory_-&gt;MakeNewHolder();</div>
<div class="line"><a id="l01571" name="l01571"></a><span class="lineno"> 1571</span>  }</div>
<div class="line"><a id="l01572" name="l01572"></a><span class="lineno"> 1572</span> </div>
<div class="line"><a id="l01573" name="l01573"></a><span class="lineno"> 1573</span>  <span class="keyword">class </span>ValueHolderFactory {</div>
<div class="line"><a id="l01574" name="l01574"></a><span class="lineno"> 1574</span>   <span class="keyword">public</span>:</div>
<div class="line"><a id="l01575" name="l01575"></a><span class="lineno"> 1575</span>    ValueHolderFactory() {}</div>
<div class="line"><a id="l01576" name="l01576"></a><span class="lineno"> 1576</span>    <span class="keyword">virtual</span> ~ValueHolderFactory() {}</div>
<div class="line"><a id="l01577" name="l01577"></a><span class="lineno"> 1577</span>    <span class="keyword">virtual</span> ValueHolder* MakeNewHolder() <span class="keyword">const</span> = 0;</div>
<div class="line"><a id="l01578" name="l01578"></a><span class="lineno"> 1578</span> </div>
<div class="line"><a id="l01579" name="l01579"></a><span class="lineno"> 1579</span>   <span class="keyword">private</span>:</div>
<div class="line"><a id="l01580" name="l01580"></a><span class="lineno"> 1580</span>    ValueHolderFactory(<span class="keyword">const</span> ValueHolderFactory&amp;) = <span class="keyword">delete</span>;</div>
<div class="line"><a id="l01581" name="l01581"></a><span class="lineno"> 1581</span>    ValueHolderFactory&amp; operator=(<span class="keyword">const</span> ValueHolderFactory&amp;) = <span class="keyword">delete</span>;</div>
<div class="line"><a id="l01582" name="l01582"></a><span class="lineno"> 1582</span>  };</div>
<div class="line"><a id="l01583" name="l01583"></a><span class="lineno"> 1583</span> </div>
<div class="line"><a id="l01584" name="l01584"></a><span class="lineno"> 1584</span>  <span class="keyword">class </span>DefaultValueHolderFactory : <span class="keyword">public</span> ValueHolderFactory {</div>
<div class="line"><a id="l01585" name="l01585"></a><span class="lineno"> 1585</span>   <span class="keyword">public</span>:</div>
<div class="line"><a id="l01586" name="l01586"></a><span class="lineno"> 1586</span>    DefaultValueHolderFactory() {}</div>
<div class="line"><a id="l01587" name="l01587"></a><span class="lineno"> 1587</span>    ValueHolder* MakeNewHolder()<span class="keyword"> const override </span>{ <span class="keywordflow">return</span> <span class="keyword">new</span> ValueHolder(); }</div>
<div class="line"><a id="l01588" name="l01588"></a><span class="lineno"> 1588</span> </div>
<div class="line"><a id="l01589" name="l01589"></a><span class="lineno"> 1589</span>   <span class="keyword">private</span>:</div>
<div class="line"><a id="l01590" name="l01590"></a><span class="lineno"> 1590</span>    DefaultValueHolderFactory(<span class="keyword">const</span> DefaultValueHolderFactory&amp;) = <span class="keyword">delete</span>;</div>
<div class="line"><a id="l01591" name="l01591"></a><span class="lineno"> 1591</span>    DefaultValueHolderFactory&amp; operator=(<span class="keyword">const</span> DefaultValueHolderFactory&amp;) =</div>
<div class="line"><a id="l01592" name="l01592"></a><span class="lineno"> 1592</span>        <span class="keyword">delete</span>;</div>
<div class="line"><a id="l01593" name="l01593"></a><span class="lineno"> 1593</span>  };</div>
<div class="line"><a id="l01594" name="l01594"></a><span class="lineno"> 1594</span> </div>
<div class="line"><a id="l01595" name="l01595"></a><span class="lineno"> 1595</span>  <span class="keyword">class </span>InstanceValueHolderFactory : <span class="keyword">public</span> ValueHolderFactory {</div>
<div class="line"><a id="l01596" name="l01596"></a><span class="lineno"> 1596</span>   <span class="keyword">public</span>:</div>
<div class="line"><a id="l01597" name="l01597"></a><span class="lineno"> 1597</span>    <span class="keyword">explicit</span> InstanceValueHolderFactory(<span class="keyword">const</span> T&amp; value) : value_(value) {}</div>
<div class="line"><a id="l01598" name="l01598"></a><span class="lineno"> 1598</span>    ValueHolder* MakeNewHolder()<span class="keyword"> const override </span>{</div>
<div class="line"><a id="l01599" name="l01599"></a><span class="lineno"> 1599</span>      <span class="keywordflow">return</span> <span class="keyword">new</span> ValueHolder(value_);</div>
<div class="line"><a id="l01600" name="l01600"></a><span class="lineno"> 1600</span>    }</div>
<div class="line"><a id="l01601" name="l01601"></a><span class="lineno"> 1601</span> </div>
<div class="line"><a id="l01602" name="l01602"></a><span class="lineno"> 1602</span>   <span class="keyword">private</span>:</div>
<div class="line"><a id="l01603" name="l01603"></a><span class="lineno"> 1603</span>    <span class="keyword">const</span> T value_;  <span class="comment">// The value for each thread.</span></div>
<div class="line"><a id="l01604" name="l01604"></a><span class="lineno"> 1604</span> </div>
<div class="line"><a id="l01605" name="l01605"></a><span class="lineno"> 1605</span>    InstanceValueHolderFactory(<span class="keyword">const</span> InstanceValueHolderFactory&amp;) = <span class="keyword">delete</span>;</div>
<div class="line"><a id="l01606" name="l01606"></a><span class="lineno"> 1606</span>    InstanceValueHolderFactory&amp; operator=(<span class="keyword">const</span> InstanceValueHolderFactory&amp;) =</div>
<div class="line"><a id="l01607" name="l01607"></a><span class="lineno"> 1607</span>        <span class="keyword">delete</span>;</div>
<div class="line"><a id="l01608" name="l01608"></a><span class="lineno"> 1608</span>  };</div>
<div class="line"><a id="l01609" name="l01609"></a><span class="lineno"> 1609</span> </div>
<div class="line"><a id="l01610" name="l01610"></a><span class="lineno"> 1610</span>  std::unique_ptr&lt;ValueHolderFactory&gt; default_factory_;</div>
<div class="line"><a id="l01611" name="l01611"></a><span class="lineno"> 1611</span> </div>
<div class="line"><a id="l01612" name="l01612"></a><span class="lineno"> 1612</span>  ThreadLocal(<span class="keyword">const</span> ThreadLocal&amp;) = <span class="keyword">delete</span>;</div>
<div class="line"><a id="l01613" name="l01613"></a><span class="lineno"> 1613</span>  ThreadLocal&amp; operator=(<span class="keyword">const</span> ThreadLocal&amp;) = <span class="keyword">delete</span>;</div>
<div class="line"><a id="l01614" name="l01614"></a><span class="lineno"> 1614</span>};</div>
<div class="line"><a id="l01615" name="l01615"></a><span class="lineno"> 1615</span> </div>
<div class="line"><a id="l01616" name="l01616"></a><span class="lineno"> 1616</span><span class="preprocessor">#elif GTEST_HAS_PTHREAD</span></div>
<div class="line"><a id="l01617" name="l01617"></a><span class="lineno"> 1617</span> </div>
<div class="line"><a id="l01618" name="l01618"></a><span class="lineno"> 1618</span><span class="comment">// MutexBase and Mutex implement mutex on pthreads-based platforms.</span></div>
<div class="line"><a id="l01619" name="l01619"></a><span class="lineno"> 1619</span><span class="keyword">class </span>MutexBase {</div>
<div class="line"><a id="l01620" name="l01620"></a><span class="lineno"> 1620</span> <span class="keyword">public</span>:</div>
<div class="line"><a id="l01621" name="l01621"></a><span class="lineno"> 1621</span>  <span class="comment">// Acquires this mutex.</span></div>
<div class="line"><a id="l01622" name="l01622"></a><span class="lineno"> 1622</span>  <span class="keywordtype">void</span> Lock() {</div>
<div class="line"><a id="l01623" name="l01623"></a><span class="lineno"> 1623</span>    GTEST_CHECK_POSIX_SUCCESS_(pthread_mutex_lock(&amp;mutex_));</div>
<div class="line"><a id="l01624" name="l01624"></a><span class="lineno"> 1624</span>    owner_ = pthread_self();</div>
<div class="line"><a id="l01625" name="l01625"></a><span class="lineno"> 1625</span>    has_owner_ = <span class="keyword">true</span>;</div>
<div class="line"><a id="l01626" name="l01626"></a><span class="lineno"> 1626</span>  }</div>
<div class="line"><a id="l01627" name="l01627"></a><span class="lineno"> 1627</span> </div>
<div class="line"><a id="l01628" name="l01628"></a><span class="lineno"> 1628</span>  <span class="comment">// Releases this mutex.</span></div>
<div class="line"><a id="l01629" name="l01629"></a><span class="lineno"> 1629</span>  <span class="keywordtype">void</span> Unlock() {</div>
<div class="line"><a id="l01630" name="l01630"></a><span class="lineno"> 1630</span>    <span class="comment">// Since the lock is being released the owner_ field should no longer be</span></div>
<div class="line"><a id="l01631" name="l01631"></a><span class="lineno"> 1631</span>    <span class="comment">// considered valid. We don&#39;t protect writing to has_owner_ here, as it&#39;s</span></div>
<div class="line"><a id="l01632" name="l01632"></a><span class="lineno"> 1632</span>    <span class="comment">// the caller&#39;s responsibility to ensure that the current thread holds the</span></div>
<div class="line"><a id="l01633" name="l01633"></a><span class="lineno"> 1633</span>    <span class="comment">// mutex when this is called.</span></div>
<div class="line"><a id="l01634" name="l01634"></a><span class="lineno"> 1634</span>    has_owner_ = <span class="keyword">false</span>;</div>
<div class="line"><a id="l01635" name="l01635"></a><span class="lineno"> 1635</span>    GTEST_CHECK_POSIX_SUCCESS_(pthread_mutex_unlock(&amp;mutex_));</div>
<div class="line"><a id="l01636" name="l01636"></a><span class="lineno"> 1636</span>  }</div>
<div class="line"><a id="l01637" name="l01637"></a><span class="lineno"> 1637</span> </div>
<div class="line"><a id="l01638" name="l01638"></a><span class="lineno"> 1638</span>  <span class="comment">// Does nothing if the current thread holds the mutex. Otherwise, crashes</span></div>
<div class="line"><a id="l01639" name="l01639"></a><span class="lineno"> 1639</span>  <span class="comment">// with high probability.</span></div>
<div class="line"><a id="l01640" name="l01640"></a><span class="lineno"> 1640</span>  <span class="keywordtype">void</span> AssertHeld()<span class="keyword"> const </span>{</div>
<div class="line"><a id="l01641" name="l01641"></a><span class="lineno"> 1641</span>    GTEST_CHECK_(has_owner_ &amp;&amp; pthread_equal(owner_, pthread_self()))</div>
<div class="line"><a id="l01642" name="l01642"></a><span class="lineno"> 1642</span>        &lt;&lt; <span class="stringliteral">&quot;The current thread is not holding the mutex @&quot;</span> &lt;&lt; <span class="keyword">this</span>;</div>
<div class="line"><a id="l01643" name="l01643"></a><span class="lineno"> 1643</span>  }</div>
<div class="line"><a id="l01644" name="l01644"></a><span class="lineno"> 1644</span> </div>
<div class="line"><a id="l01645" name="l01645"></a><span class="lineno"> 1645</span>  <span class="comment">// A static mutex may be used before main() is entered.  It may even</span></div>
<div class="line"><a id="l01646" name="l01646"></a><span class="lineno"> 1646</span>  <span class="comment">// be used before the dynamic initialization stage.  Therefore we</span></div>
<div class="line"><a id="l01647" name="l01647"></a><span class="lineno"> 1647</span>  <span class="comment">// must be able to initialize a static mutex object at link time.</span></div>
<div class="line"><a id="l01648" name="l01648"></a><span class="lineno"> 1648</span>  <span class="comment">// This means MutexBase has to be a POD and its member variables</span></div>
<div class="line"><a id="l01649" name="l01649"></a><span class="lineno"> 1649</span>  <span class="comment">// have to be public.</span></div>
<div class="line"><a id="l01650" name="l01650"></a><span class="lineno"> 1650</span> <span class="keyword">public</span>:</div>
<div class="line"><a id="l01651" name="l01651"></a><span class="lineno"> 1651</span>  pthread_mutex_t mutex_;  <span class="comment">// The underlying pthread mutex.</span></div>
<div class="line"><a id="l01652" name="l01652"></a><span class="lineno"> 1652</span>  <span class="comment">// has_owner_ indicates whether the owner_ field below contains a valid thread</span></div>
<div class="line"><a id="l01653" name="l01653"></a><span class="lineno"> 1653</span>  <span class="comment">// ID and is therefore safe to inspect (e.g., to use in pthread_equal()). All</span></div>
<div class="line"><a id="l01654" name="l01654"></a><span class="lineno"> 1654</span>  <span class="comment">// accesses to the owner_ field should be protected by a check of this field.</span></div>
<div class="line"><a id="l01655" name="l01655"></a><span class="lineno"> 1655</span>  <span class="comment">// An alternative might be to memset() owner_ to all zeros, but there&#39;s no</span></div>
<div class="line"><a id="l01656" name="l01656"></a><span class="lineno"> 1656</span>  <span class="comment">// guarantee that a zero&#39;d pthread_t is necessarily invalid or even different</span></div>
<div class="line"><a id="l01657" name="l01657"></a><span class="lineno"> 1657</span>  <span class="comment">// from pthread_self().</span></div>
<div class="line"><a id="l01658" name="l01658"></a><span class="lineno"> 1658</span>  <span class="keywordtype">bool</span> has_owner_;</div>
<div class="line"><a id="l01659" name="l01659"></a><span class="lineno"> 1659</span>  pthread_t owner_;  <span class="comment">// The thread holding the mutex.</span></div>
<div class="line"><a id="l01660" name="l01660"></a><span class="lineno"> 1660</span>};</div>
<div class="line"><a id="l01661" name="l01661"></a><span class="lineno"> 1661</span> </div>
<div class="line"><a id="l01662" name="l01662"></a><span class="lineno"> 1662</span><span class="comment">// Forward-declares a static mutex.</span></div>
<div class="line"><a id="l01663" name="l01663"></a><span class="lineno"> 1663</span><span class="preprocessor">#define GTEST_DECLARE_STATIC_MUTEX_(mutex) \</span></div>
<div class="line"><a id="l01664" name="l01664"></a><span class="lineno"> 1664</span><span class="preprocessor">  extern ::testing::internal::MutexBase mutex</span></div>
<div class="line"><a id="l01665" name="l01665"></a><span class="lineno"> 1665</span> </div>
<div class="line"><a id="l01666" name="l01666"></a><span class="lineno"> 1666</span><span class="comment">// Defines and statically (i.e. at link time) initializes a static mutex.</span></div>
<div class="line"><a id="l01667" name="l01667"></a><span class="lineno"> 1667</span><span class="comment">// The initialization list here does not explicitly initialize each field,</span></div>
<div class="line"><a id="l01668" name="l01668"></a><span class="lineno"> 1668</span><span class="comment">// instead relying on default initialization for the unspecified fields. In</span></div>
<div class="line"><a id="l01669" name="l01669"></a><span class="lineno"> 1669</span><span class="comment">// particular, the owner_ field (a pthread_t) is not explicitly initialized.</span></div>
<div class="line"><a id="l01670" name="l01670"></a><span class="lineno"> 1670</span><span class="comment">// This allows initialization to work whether pthread_t is a scalar or struct.</span></div>
<div class="line"><a id="l01671" name="l01671"></a><span class="lineno"> 1671</span><span class="comment">// The flag -Wmissing-field-initializers must not be specified for this to work.</span></div>
<div class="line"><a id="l01672" name="l01672"></a><span class="lineno"> 1672</span><span class="preprocessor">#define GTEST_DEFINE_STATIC_MUTEX_(mutex) \</span></div>
<div class="line"><a id="l01673" name="l01673"></a><span class="lineno"> 1673</span><span class="preprocessor">  ::testing::internal::MutexBase mutex = {PTHREAD_MUTEX_INITIALIZER, false, 0}</span></div>
<div class="line"><a id="l01674" name="l01674"></a><span class="lineno"> 1674</span> </div>
<div class="line"><a id="l01675" name="l01675"></a><span class="lineno"> 1675</span><span class="comment">// The Mutex class can only be used for mutexes created at runtime. It</span></div>
<div class="line"><a id="l01676" name="l01676"></a><span class="lineno"> 1676</span><span class="comment">// shares its API with MutexBase otherwise.</span></div>
<div class="line"><a id="l01677" name="l01677"></a><span class="lineno"> 1677</span><span class="keyword">class </span><a class="code hl_class" href="classtesting_1_1internal_1_1_mutex.html">Mutex</a> : <span class="keyword">public</span> MutexBase {</div>
<div class="line"><a id="l01678" name="l01678"></a><span class="lineno"> 1678</span> <span class="keyword">public</span>:</div>
<div class="line"><a id="l01679" name="l01679"></a><span class="lineno"> 1679</span>  Mutex() {</div>
<div class="line"><a id="l01680" name="l01680"></a><span class="lineno"> 1680</span>    GTEST_CHECK_POSIX_SUCCESS_(pthread_mutex_init(&amp;mutex_, <span class="keyword">nullptr</span>));</div>
<div class="line"><a id="l01681" name="l01681"></a><span class="lineno"> 1681</span>    has_owner_ = <span class="keyword">false</span>;</div>
<div class="line"><a id="l01682" name="l01682"></a><span class="lineno"> 1682</span>  }</div>
<div class="line"><a id="l01683" name="l01683"></a><span class="lineno"> 1683</span>  ~Mutex() { GTEST_CHECK_POSIX_SUCCESS_(pthread_mutex_destroy(&amp;mutex_)); }</div>
<div class="line"><a id="l01684" name="l01684"></a><span class="lineno"> 1684</span> </div>
<div class="line"><a id="l01685" name="l01685"></a><span class="lineno"> 1685</span> <span class="keyword">private</span>:</div>
<div class="line"><a id="l01686" name="l01686"></a><span class="lineno"> 1686</span>  Mutex(<span class="keyword">const</span> Mutex&amp;) = <span class="keyword">delete</span>;</div>
<div class="line"><a id="l01687" name="l01687"></a><span class="lineno"> 1687</span>  Mutex&amp; operator=(<span class="keyword">const</span> Mutex&amp;) = <span class="keyword">delete</span>;</div>
<div class="line"><a id="l01688" name="l01688"></a><span class="lineno"> 1688</span>};</div>
<div class="line"><a id="l01689" name="l01689"></a><span class="lineno"> 1689</span> </div>
<div class="line"><a id="l01690" name="l01690"></a><span class="lineno"> 1690</span><span class="comment">// We cannot name this class MutexLock because the ctor declaration would</span></div>
<div class="line"><a id="l01691" name="l01691"></a><span class="lineno"> 1691</span><span class="comment">// conflict with a macro named MutexLock, which is defined on some</span></div>
<div class="line"><a id="l01692" name="l01692"></a><span class="lineno"> 1692</span><span class="comment">// platforms. That macro is used as a defensive measure to prevent against</span></div>
<div class="line"><a id="l01693" name="l01693"></a><span class="lineno"> 1693</span><span class="comment">// inadvertent misuses of MutexLock like &quot;MutexLock(&amp;mu)&quot; rather than</span></div>
<div class="line"><a id="l01694" name="l01694"></a><span class="lineno"> 1694</span><span class="comment">// &quot;MutexLock l(&amp;mu)&quot;.  Hence the typedef trick below.</span></div>
<div class="line"><a id="l01695" name="l01695"></a><span class="lineno"> 1695</span><span class="keyword">class </span><a class="code hl_class" href="classtesting_1_1internal_1_1_g_test_mutex_lock.html">GTestMutexLock</a> {</div>
<div class="line"><a id="l01696" name="l01696"></a><span class="lineno"> 1696</span> <span class="keyword">public</span>:</div>
<div class="line"><a id="l01697" name="l01697"></a><span class="lineno"> 1697</span>  <span class="keyword">explicit</span> GTestMutexLock(MutexBase* mutex) : mutex_(mutex) { mutex_-&gt;Lock(); }</div>
<div class="line"><a id="l01698" name="l01698"></a><span class="lineno"> 1698</span> </div>
<div class="line"><a id="l01699" name="l01699"></a><span class="lineno"> 1699</span>  ~GTestMutexLock() { mutex_-&gt;Unlock(); }</div>
<div class="line"><a id="l01700" name="l01700"></a><span class="lineno"> 1700</span> </div>
<div class="line"><a id="l01701" name="l01701"></a><span class="lineno"> 1701</span> <span class="keyword">private</span>:</div>
<div class="line"><a id="l01702" name="l01702"></a><span class="lineno"> 1702</span>  MutexBase* <span class="keyword">const</span> mutex_;</div>
<div class="line"><a id="l01703" name="l01703"></a><span class="lineno"> 1703</span> </div>
<div class="line"><a id="l01704" name="l01704"></a><span class="lineno"> 1704</span>  GTestMutexLock(<span class="keyword">const</span> GTestMutexLock&amp;) = <span class="keyword">delete</span>;</div>
<div class="line"><a id="l01705" name="l01705"></a><span class="lineno"> 1705</span>  GTestMutexLock&amp; operator=(<span class="keyword">const</span> GTestMutexLock&amp;) = <span class="keyword">delete</span>;</div>
<div class="line"><a id="l01706" name="l01706"></a><span class="lineno"> 1706</span>};</div>
<div class="line"><a id="l01707" name="l01707"></a><span class="lineno"> 1707</span> </div>
<div class="line"><a id="l01708" name="l01708"></a><span class="lineno"> 1708</span><span class="keyword">typedef</span> <a class="code hl_class" href="classtesting_1_1internal_1_1_g_test_mutex_lock.html">GTestMutexLock</a> MutexLock;</div>
<div class="line"><a id="l01709" name="l01709"></a><span class="lineno"> 1709</span> </div>
<div class="line"><a id="l01710" name="l01710"></a><span class="lineno"> 1710</span><span class="comment">// Helpers for ThreadLocal.</span></div>
<div class="line"><a id="l01711" name="l01711"></a><span class="lineno"> 1711</span> </div>
<div class="line"><a id="l01712" name="l01712"></a><span class="lineno"> 1712</span><span class="comment">// pthread_key_create() requires DeleteThreadLocalValue() to have</span></div>
<div class="line"><a id="l01713" name="l01713"></a><span class="lineno"> 1713</span><span class="comment">// C-linkage.  Therefore it cannot be templatized to access</span></div>
<div class="line"><a id="l01714" name="l01714"></a><span class="lineno"> 1714</span><span class="comment">// ThreadLocal&lt;T&gt;.  Hence the need for class</span></div>
<div class="line"><a id="l01715" name="l01715"></a><span class="lineno"> 1715</span><span class="comment">// ThreadLocalValueHolderBase.</span></div>
<div class="line"><a id="l01716" name="l01716"></a><span class="lineno"> 1716</span><span class="keyword">class </span>GTEST_API_ ThreadLocalValueHolderBase {</div>
<div class="line"><a id="l01717" name="l01717"></a><span class="lineno"> 1717</span> <span class="keyword">public</span>:</div>
<div class="line"><a id="l01718" name="l01718"></a><span class="lineno"> 1718</span>  <span class="keyword">virtual</span> ~ThreadLocalValueHolderBase() {}</div>
<div class="line"><a id="l01719" name="l01719"></a><span class="lineno"> 1719</span>};</div>
<div class="line"><a id="l01720" name="l01720"></a><span class="lineno"> 1720</span> </div>
<div class="line"><a id="l01721" name="l01721"></a><span class="lineno"> 1721</span><span class="comment">// Called by pthread to delete thread-local data stored by</span></div>
<div class="line"><a id="l01722" name="l01722"></a><span class="lineno"> 1722</span><span class="comment">// pthread_setspecific().</span></div>
<div class="line"><a id="l01723" name="l01723"></a><span class="lineno"> 1723</span><span class="keyword">extern</span> <span class="stringliteral">&quot;C&quot;</span> <span class="keyword">inline</span> <span class="keywordtype">void</span> DeleteThreadLocalValue(<span class="keywordtype">void</span>* value_holder) {</div>
<div class="line"><a id="l01724" name="l01724"></a><span class="lineno"> 1724</span>  <span class="keyword">delete</span> <span class="keyword">static_cast&lt;</span>ThreadLocalValueHolderBase*<span class="keyword">&gt;</span>(value_holder);</div>
<div class="line"><a id="l01725" name="l01725"></a><span class="lineno"> 1725</span>}</div>
<div class="line"><a id="l01726" name="l01726"></a><span class="lineno"> 1726</span> </div>
<div class="line"><a id="l01727" name="l01727"></a><span class="lineno"> 1727</span><span class="comment">// Implements thread-local storage on pthreads-based systems.</span></div>
<div class="line"><a id="l01728" name="l01728"></a><span class="lineno"> 1728</span><span class="keyword">template</span> &lt;<span class="keyword">typename</span> T&gt;</div>
<div class="line"><a id="l01729" name="l01729"></a><span class="lineno"> 1729</span><span class="keyword">class </span>GTEST_API_ <a class="code hl_class" href="classtesting_1_1internal_1_1_thread_local.html">ThreadLocal</a> {</div>
<div class="line"><a id="l01730" name="l01730"></a><span class="lineno"> 1730</span> <span class="keyword">public</span>:</div>
<div class="line"><a id="l01731" name="l01731"></a><span class="lineno"> 1731</span>  ThreadLocal()</div>
<div class="line"><a id="l01732" name="l01732"></a><span class="lineno"> 1732</span>      : key_(CreateKey()), default_factory_(new DefaultValueHolderFactory()) {}</div>
<div class="line"><a id="l01733" name="l01733"></a><span class="lineno"> 1733</span>  <span class="keyword">explicit</span> ThreadLocal(<span class="keyword">const</span> T&amp; value)</div>
<div class="line"><a id="l01734" name="l01734"></a><span class="lineno"> 1734</span>      : key_(CreateKey()),</div>
<div class="line"><a id="l01735" name="l01735"></a><span class="lineno"> 1735</span>        default_factory_(new InstanceValueHolderFactory(value)) {}</div>
<div class="line"><a id="l01736" name="l01736"></a><span class="lineno"> 1736</span> </div>
<div class="line"><a id="l01737" name="l01737"></a><span class="lineno"> 1737</span>  ~ThreadLocal() {</div>
<div class="line"><a id="l01738" name="l01738"></a><span class="lineno"> 1738</span>    <span class="comment">// Destroys the managed object for the current thread, if any.</span></div>
<div class="line"><a id="l01739" name="l01739"></a><span class="lineno"> 1739</span>    DeleteThreadLocalValue(pthread_getspecific(key_));</div>
<div class="line"><a id="l01740" name="l01740"></a><span class="lineno"> 1740</span> </div>
<div class="line"><a id="l01741" name="l01741"></a><span class="lineno"> 1741</span>    <span class="comment">// Releases resources associated with the key.  This will *not*</span></div>
<div class="line"><a id="l01742" name="l01742"></a><span class="lineno"> 1742</span>    <span class="comment">// delete managed objects for other threads.</span></div>
<div class="line"><a id="l01743" name="l01743"></a><span class="lineno"> 1743</span>    GTEST_CHECK_POSIX_SUCCESS_(pthread_key_delete(key_));</div>
<div class="line"><a id="l01744" name="l01744"></a><span class="lineno"> 1744</span>  }</div>
<div class="line"><a id="l01745" name="l01745"></a><span class="lineno"> 1745</span> </div>
<div class="line"><a id="l01746" name="l01746"></a><span class="lineno"> 1746</span>  T* pointer() { <span class="keywordflow">return</span> GetOrCreateValue(); }</div>
<div class="line"><a id="l01747" name="l01747"></a><span class="lineno"> 1747</span>  <span class="keyword">const</span> T* pointer()<span class="keyword"> const </span>{ <span class="keywordflow">return</span> GetOrCreateValue(); }</div>
<div class="line"><a id="l01748" name="l01748"></a><span class="lineno"> 1748</span>  <span class="keyword">const</span> T&amp; get()<span class="keyword"> const </span>{ <span class="keywordflow">return</span> *pointer(); }</div>
<div class="line"><a id="l01749" name="l01749"></a><span class="lineno"> 1749</span>  <span class="keywordtype">void</span> set(<span class="keyword">const</span> T&amp; value) { *pointer() = value; }</div>
<div class="line"><a id="l01750" name="l01750"></a><span class="lineno"> 1750</span> </div>
<div class="line"><a id="l01751" name="l01751"></a><span class="lineno"> 1751</span> <span class="keyword">private</span>:</div>
<div class="line"><a id="l01752" name="l01752"></a><span class="lineno"> 1752</span>  <span class="comment">// Holds a value of type T.</span></div>
<div class="line"><a id="l01753" name="l01753"></a><span class="lineno"> 1753</span>  <span class="keyword">class </span>ValueHolder : <span class="keyword">public</span> ThreadLocalValueHolderBase {</div>
<div class="line"><a id="l01754" name="l01754"></a><span class="lineno"> 1754</span>   <span class="keyword">public</span>:</div>
<div class="line"><a id="l01755" name="l01755"></a><span class="lineno"> 1755</span>    ValueHolder() : value_() {}</div>
<div class="line"><a id="l01756" name="l01756"></a><span class="lineno"> 1756</span>    <span class="keyword">explicit</span> ValueHolder(<span class="keyword">const</span> T&amp; value) : value_(value) {}</div>
<div class="line"><a id="l01757" name="l01757"></a><span class="lineno"> 1757</span> </div>
<div class="line"><a id="l01758" name="l01758"></a><span class="lineno"> 1758</span>    T* pointer() { <span class="keywordflow">return</span> &amp;value_; }</div>
<div class="line"><a id="l01759" name="l01759"></a><span class="lineno"> 1759</span> </div>
<div class="line"><a id="l01760" name="l01760"></a><span class="lineno"> 1760</span>   <span class="keyword">private</span>:</div>
<div class="line"><a id="l01761" name="l01761"></a><span class="lineno"> 1761</span>    T value_;</div>
<div class="line"><a id="l01762" name="l01762"></a><span class="lineno"> 1762</span>    ValueHolder(<span class="keyword">const</span> ValueHolder&amp;) = <span class="keyword">delete</span>;</div>
<div class="line"><a id="l01763" name="l01763"></a><span class="lineno"> 1763</span>    ValueHolder&amp; operator=(<span class="keyword">const</span> ValueHolder&amp;) = <span class="keyword">delete</span>;</div>
<div class="line"><a id="l01764" name="l01764"></a><span class="lineno"> 1764</span>  };</div>
<div class="line"><a id="l01765" name="l01765"></a><span class="lineno"> 1765</span> </div>
<div class="line"><a id="l01766" name="l01766"></a><span class="lineno"> 1766</span>  <span class="keyword">static</span> pthread_key_t CreateKey() {</div>
<div class="line"><a id="l01767" name="l01767"></a><span class="lineno"> 1767</span>    pthread_key_t key;</div>
<div class="line"><a id="l01768" name="l01768"></a><span class="lineno"> 1768</span>    <span class="comment">// When a thread exits, DeleteThreadLocalValue() will be called on</span></div>
<div class="line"><a id="l01769" name="l01769"></a><span class="lineno"> 1769</span>    <span class="comment">// the object managed for that thread.</span></div>
<div class="line"><a id="l01770" name="l01770"></a><span class="lineno"> 1770</span>    GTEST_CHECK_POSIX_SUCCESS_(</div>
<div class="line"><a id="l01771" name="l01771"></a><span class="lineno"> 1771</span>        pthread_key_create(&amp;key, &amp;DeleteThreadLocalValue));</div>
<div class="line"><a id="l01772" name="l01772"></a><span class="lineno"> 1772</span>    <span class="keywordflow">return</span> key;</div>
<div class="line"><a id="l01773" name="l01773"></a><span class="lineno"> 1773</span>  }</div>
<div class="line"><a id="l01774" name="l01774"></a><span class="lineno"> 1774</span> </div>
<div class="line"><a id="l01775" name="l01775"></a><span class="lineno"> 1775</span>  T* GetOrCreateValue()<span class="keyword"> const </span>{</div>
<div class="line"><a id="l01776" name="l01776"></a><span class="lineno"> 1776</span>    ThreadLocalValueHolderBase* <span class="keyword">const</span> holder =</div>
<div class="line"><a id="l01777" name="l01777"></a><span class="lineno"> 1777</span>        <span class="keyword">static_cast&lt;</span>ThreadLocalValueHolderBase*<span class="keyword">&gt;</span>(pthread_getspecific(key_));</div>
<div class="line"><a id="l01778" name="l01778"></a><span class="lineno"> 1778</span>    <span class="keywordflow">if</span> (holder != <span class="keyword">nullptr</span>) {</div>
<div class="line"><a id="l01779" name="l01779"></a><span class="lineno"> 1779</span>      <span class="keywordflow">return</span> CheckedDowncastToActualType&lt;ValueHolder&gt;(holder)-&gt;pointer();</div>
<div class="line"><a id="l01780" name="l01780"></a><span class="lineno"> 1780</span>    }</div>
<div class="line"><a id="l01781" name="l01781"></a><span class="lineno"> 1781</span> </div>
<div class="line"><a id="l01782" name="l01782"></a><span class="lineno"> 1782</span>    ValueHolder* <span class="keyword">const</span> new_holder = default_factory_-&gt;MakeNewHolder();</div>
<div class="line"><a id="l01783" name="l01783"></a><span class="lineno"> 1783</span>    ThreadLocalValueHolderBase* <span class="keyword">const</span> holder_base = new_holder;</div>
<div class="line"><a id="l01784" name="l01784"></a><span class="lineno"> 1784</span>    GTEST_CHECK_POSIX_SUCCESS_(pthread_setspecific(key_, holder_base));</div>
<div class="line"><a id="l01785" name="l01785"></a><span class="lineno"> 1785</span>    <span class="keywordflow">return</span> new_holder-&gt;pointer();</div>
<div class="line"><a id="l01786" name="l01786"></a><span class="lineno"> 1786</span>  }</div>
<div class="line"><a id="l01787" name="l01787"></a><span class="lineno"> 1787</span> </div>
<div class="line"><a id="l01788" name="l01788"></a><span class="lineno"> 1788</span>  <span class="keyword">class </span>ValueHolderFactory {</div>
<div class="line"><a id="l01789" name="l01789"></a><span class="lineno"> 1789</span>   <span class="keyword">public</span>:</div>
<div class="line"><a id="l01790" name="l01790"></a><span class="lineno"> 1790</span>    ValueHolderFactory() {}</div>
<div class="line"><a id="l01791" name="l01791"></a><span class="lineno"> 1791</span>    <span class="keyword">virtual</span> ~ValueHolderFactory() {}</div>
<div class="line"><a id="l01792" name="l01792"></a><span class="lineno"> 1792</span>    <span class="keyword">virtual</span> ValueHolder* MakeNewHolder() <span class="keyword">const</span> = 0;</div>
<div class="line"><a id="l01793" name="l01793"></a><span class="lineno"> 1793</span> </div>
<div class="line"><a id="l01794" name="l01794"></a><span class="lineno"> 1794</span>   <span class="keyword">private</span>:</div>
<div class="line"><a id="l01795" name="l01795"></a><span class="lineno"> 1795</span>    ValueHolderFactory(<span class="keyword">const</span> ValueHolderFactory&amp;) = <span class="keyword">delete</span>;</div>
<div class="line"><a id="l01796" name="l01796"></a><span class="lineno"> 1796</span>    ValueHolderFactory&amp; operator=(<span class="keyword">const</span> ValueHolderFactory&amp;) = <span class="keyword">delete</span>;</div>
<div class="line"><a id="l01797" name="l01797"></a><span class="lineno"> 1797</span>  };</div>
<div class="line"><a id="l01798" name="l01798"></a><span class="lineno"> 1798</span> </div>
<div class="line"><a id="l01799" name="l01799"></a><span class="lineno"> 1799</span>  <span class="keyword">class </span>DefaultValueHolderFactory : <span class="keyword">public</span> ValueHolderFactory {</div>
<div class="line"><a id="l01800" name="l01800"></a><span class="lineno"> 1800</span>   <span class="keyword">public</span>:</div>
<div class="line"><a id="l01801" name="l01801"></a><span class="lineno"> 1801</span>    DefaultValueHolderFactory() {}</div>
<div class="line"><a id="l01802" name="l01802"></a><span class="lineno"> 1802</span>    ValueHolder* MakeNewHolder()<span class="keyword"> const override </span>{ <span class="keywordflow">return</span> <span class="keyword">new</span> ValueHolder(); }</div>
<div class="line"><a id="l01803" name="l01803"></a><span class="lineno"> 1803</span> </div>
<div class="line"><a id="l01804" name="l01804"></a><span class="lineno"> 1804</span>   <span class="keyword">private</span>:</div>
<div class="line"><a id="l01805" name="l01805"></a><span class="lineno"> 1805</span>    DefaultValueHolderFactory(<span class="keyword">const</span> DefaultValueHolderFactory&amp;) = <span class="keyword">delete</span>;</div>
<div class="line"><a id="l01806" name="l01806"></a><span class="lineno"> 1806</span>    DefaultValueHolderFactory&amp; operator=(<span class="keyword">const</span> DefaultValueHolderFactory&amp;) =</div>
<div class="line"><a id="l01807" name="l01807"></a><span class="lineno"> 1807</span>        <span class="keyword">delete</span>;</div>
<div class="line"><a id="l01808" name="l01808"></a><span class="lineno"> 1808</span>  };</div>
<div class="line"><a id="l01809" name="l01809"></a><span class="lineno"> 1809</span> </div>
<div class="line"><a id="l01810" name="l01810"></a><span class="lineno"> 1810</span>  <span class="keyword">class </span>InstanceValueHolderFactory : <span class="keyword">public</span> ValueHolderFactory {</div>
<div class="line"><a id="l01811" name="l01811"></a><span class="lineno"> 1811</span>   <span class="keyword">public</span>:</div>
<div class="line"><a id="l01812" name="l01812"></a><span class="lineno"> 1812</span>    <span class="keyword">explicit</span> InstanceValueHolderFactory(<span class="keyword">const</span> T&amp; value) : value_(value) {}</div>
<div class="line"><a id="l01813" name="l01813"></a><span class="lineno"> 1813</span>    ValueHolder* MakeNewHolder()<span class="keyword"> const override </span>{</div>
<div class="line"><a id="l01814" name="l01814"></a><span class="lineno"> 1814</span>      <span class="keywordflow">return</span> <span class="keyword">new</span> ValueHolder(value_);</div>
<div class="line"><a id="l01815" name="l01815"></a><span class="lineno"> 1815</span>    }</div>
<div class="line"><a id="l01816" name="l01816"></a><span class="lineno"> 1816</span> </div>
<div class="line"><a id="l01817" name="l01817"></a><span class="lineno"> 1817</span>   <span class="keyword">private</span>:</div>
<div class="line"><a id="l01818" name="l01818"></a><span class="lineno"> 1818</span>    <span class="keyword">const</span> T value_;  <span class="comment">// The value for each thread.</span></div>
<div class="line"><a id="l01819" name="l01819"></a><span class="lineno"> 1819</span> </div>
<div class="line"><a id="l01820" name="l01820"></a><span class="lineno"> 1820</span>    InstanceValueHolderFactory(<span class="keyword">const</span> InstanceValueHolderFactory&amp;) = <span class="keyword">delete</span>;</div>
<div class="line"><a id="l01821" name="l01821"></a><span class="lineno"> 1821</span>    InstanceValueHolderFactory&amp; operator=(<span class="keyword">const</span> InstanceValueHolderFactory&amp;) =</div>
<div class="line"><a id="l01822" name="l01822"></a><span class="lineno"> 1822</span>        <span class="keyword">delete</span>;</div>
<div class="line"><a id="l01823" name="l01823"></a><span class="lineno"> 1823</span>  };</div>
<div class="line"><a id="l01824" name="l01824"></a><span class="lineno"> 1824</span> </div>
<div class="line"><a id="l01825" name="l01825"></a><span class="lineno"> 1825</span>  <span class="comment">// A key pthreads uses for looking up per-thread values.</span></div>
<div class="line"><a id="l01826" name="l01826"></a><span class="lineno"> 1826</span>  <span class="keyword">const</span> pthread_key_t key_;</div>
<div class="line"><a id="l01827" name="l01827"></a><span class="lineno"> 1827</span>  std::unique_ptr&lt;ValueHolderFactory&gt; default_factory_;</div>
<div class="line"><a id="l01828" name="l01828"></a><span class="lineno"> 1828</span> </div>
<div class="line"><a id="l01829" name="l01829"></a><span class="lineno"> 1829</span>  ThreadLocal(<span class="keyword">const</span> ThreadLocal&amp;) = <span class="keyword">delete</span>;</div>
<div class="line"><a id="l01830" name="l01830"></a><span class="lineno"> 1830</span>  ThreadLocal&amp; operator=(<span class="keyword">const</span> ThreadLocal&amp;) = <span class="keyword">delete</span>;</div>
<div class="line"><a id="l01831" name="l01831"></a><span class="lineno"> 1831</span>};</div>
<div class="line"><a id="l01832" name="l01832"></a><span class="lineno"> 1832</span> </div>
<div class="line"><a id="l01833" name="l01833"></a><span class="lineno"> 1833</span><span class="preprocessor">#endif  </span><span class="comment">// GTEST_HAS_MUTEX_AND_THREAD_LOCAL_</span></div>
<div class="line"><a id="l01834" name="l01834"></a><span class="lineno"> 1834</span> </div>
<div class="line"><a id="l01835" name="l01835"></a><span class="lineno"> 1835</span><span class="preprocessor">#else  </span><span class="comment">// GTEST_IS_THREADSAFE</span></div>
<div class="line"><a id="l01836" name="l01836"></a><span class="lineno"> 1836</span> </div>
<div class="line"><a id="l01837" name="l01837"></a><span class="lineno"> 1837</span><span class="comment">// A dummy implementation of synchronization primitives (mutex, lock,</span></div>
<div class="line"><a id="l01838" name="l01838"></a><span class="lineno"> 1838</span><span class="comment">// and thread-local variable).  Necessary for compiling Google Test where</span></div>
<div class="line"><a id="l01839" name="l01839"></a><span class="lineno"> 1839</span><span class="comment">// mutex is not supported - using Google Test in multiple threads is not</span></div>
<div class="line"><a id="l01840" name="l01840"></a><span class="lineno"> 1840</span><span class="comment">// supported on such platforms.</span></div>
<div class="line"><a id="l01841" name="l01841"></a><span class="lineno"> 1841</span> </div>
<div class="foldopen" id="foldopen01842" data-start="{" data-end="};">
<div class="line"><a id="l01842" name="l01842"></a><span class="lineno"><a class="line" href="classtesting_1_1internal_1_1_mutex.html"> 1842</a></span><span class="keyword">class </span>Mutex {</div>
<div class="line"><a id="l01843" name="l01843"></a><span class="lineno"> 1843</span> <span class="keyword">public</span>:</div>
<div class="line"><a id="l01844" name="l01844"></a><span class="lineno"> 1844</span>  Mutex() {}</div>
<div class="line"><a id="l01845" name="l01845"></a><span class="lineno"> 1845</span>  <span class="keywordtype">void</span> Lock() {}</div>
<div class="line"><a id="l01846" name="l01846"></a><span class="lineno"> 1846</span>  <span class="keywordtype">void</span> Unlock() {}</div>
<div class="line"><a id="l01847" name="l01847"></a><span class="lineno"> 1847</span>  <span class="keywordtype">void</span> AssertHeld()<span class="keyword"> const </span>{}</div>
<div class="line"><a id="l01848" name="l01848"></a><span class="lineno"> 1848</span>};</div>
</div>
<div class="line"><a id="l01849" name="l01849"></a><span class="lineno"> 1849</span> </div>
<div class="line"><a id="l01850" name="l01850"></a><span class="lineno"> 1850</span><span class="preprocessor">#define GTEST_DECLARE_STATIC_MUTEX_(mutex) \</span></div>
<div class="line"><a id="l01851" name="l01851"></a><span class="lineno"> 1851</span><span class="preprocessor">  extern ::testing::internal::Mutex mutex</span></div>
<div class="line"><a id="l01852" name="l01852"></a><span class="lineno"> 1852</span> </div>
<div class="line"><a id="l01853" name="l01853"></a><span class="lineno"> 1853</span><span class="preprocessor">#define GTEST_DEFINE_STATIC_MUTEX_(mutex) ::testing::internal::Mutex mutex</span></div>
<div class="line"><a id="l01854" name="l01854"></a><span class="lineno"> 1854</span> </div>
<div class="line"><a id="l01855" name="l01855"></a><span class="lineno"> 1855</span><span class="comment">// We cannot name this class MutexLock because the ctor declaration would</span></div>
<div class="line"><a id="l01856" name="l01856"></a><span class="lineno"> 1856</span><span class="comment">// conflict with a macro named MutexLock, which is defined on some</span></div>
<div class="line"><a id="l01857" name="l01857"></a><span class="lineno"> 1857</span><span class="comment">// platforms. That macro is used as a defensive measure to prevent against</span></div>
<div class="line"><a id="l01858" name="l01858"></a><span class="lineno"> 1858</span><span class="comment">// inadvertent misuses of MutexLock like &quot;MutexLock(&amp;mu)&quot; rather than</span></div>
<div class="line"><a id="l01859" name="l01859"></a><span class="lineno"> 1859</span><span class="comment">// &quot;MutexLock l(&amp;mu)&quot;.  Hence the typedef trick below.</span></div>
<div class="foldopen" id="foldopen01860" data-start="{" data-end="};">
<div class="line"><a id="l01860" name="l01860"></a><span class="lineno"><a class="line" href="classtesting_1_1internal_1_1_g_test_mutex_lock.html"> 1860</a></span><span class="keyword">class </span>GTestMutexLock {</div>
<div class="line"><a id="l01861" name="l01861"></a><span class="lineno"> 1861</span> <span class="keyword">public</span>:</div>
<div class="line"><a id="l01862" name="l01862"></a><span class="lineno"> 1862</span>  <span class="keyword">explicit</span> GTestMutexLock(<a class="code hl_class" href="classtesting_1_1internal_1_1_mutex.html">Mutex</a>*) {}  <span class="comment">// NOLINT</span></div>
<div class="line"><a id="l01863" name="l01863"></a><span class="lineno"> 1863</span>};</div>
</div>
<div class="line"><a id="l01864" name="l01864"></a><span class="lineno"> 1864</span> </div>
<div class="line"><a id="l01865" name="l01865"></a><span class="lineno"> 1865</span><span class="keyword">typedef</span> <a class="code hl_class" href="classtesting_1_1internal_1_1_g_test_mutex_lock.html">GTestMutexLock</a> MutexLock;</div>
<div class="line"><a id="l01866" name="l01866"></a><span class="lineno"> 1866</span> </div>
<div class="line"><a id="l01867" name="l01867"></a><span class="lineno"> 1867</span><span class="keyword">template</span> &lt;<span class="keyword">typename</span> T&gt;</div>
<div class="foldopen" id="foldopen01868" data-start="{" data-end="};">
<div class="line"><a id="l01868" name="l01868"></a><span class="lineno"><a class="line" href="classtesting_1_1internal_1_1_thread_local.html"> 1868</a></span><span class="keyword">class </span>GTEST_API_ ThreadLocal {</div>
<div class="line"><a id="l01869" name="l01869"></a><span class="lineno"> 1869</span> <span class="keyword">public</span>:</div>
<div class="line"><a id="l01870" name="l01870"></a><span class="lineno"> 1870</span>  ThreadLocal() : value_() {}</div>
<div class="line"><a id="l01871" name="l01871"></a><span class="lineno"> 1871</span>  <span class="keyword">explicit</span> ThreadLocal(<span class="keyword">const</span> T&amp; value) : value_(value) {}</div>
<div class="line"><a id="l01872" name="l01872"></a><span class="lineno"> 1872</span>  T* pointer() { <span class="keywordflow">return</span> &amp;value_; }</div>
<div class="line"><a id="l01873" name="l01873"></a><span class="lineno"> 1873</span>  <span class="keyword">const</span> T* pointer()<span class="keyword"> const </span>{ <span class="keywordflow">return</span> &amp;value_; }</div>
<div class="line"><a id="l01874" name="l01874"></a><span class="lineno"> 1874</span>  <span class="keyword">const</span> T&amp; get()<span class="keyword"> const </span>{ <span class="keywordflow">return</span> value_; }</div>
<div class="line"><a id="l01875" name="l01875"></a><span class="lineno"> 1875</span>  <span class="keywordtype">void</span> set(<span class="keyword">const</span> T&amp; value) { value_ = value; }</div>
<div class="line"><a id="l01876" name="l01876"></a><span class="lineno"> 1876</span> </div>
<div class="line"><a id="l01877" name="l01877"></a><span class="lineno"> 1877</span> <span class="keyword">private</span>:</div>
<div class="line"><a id="l01878" name="l01878"></a><span class="lineno"> 1878</span>  T value_;</div>
<div class="line"><a id="l01879" name="l01879"></a><span class="lineno"> 1879</span>};</div>
</div>
<div class="line"><a id="l01880" name="l01880"></a><span class="lineno"> 1880</span> </div>
<div class="line"><a id="l01881" name="l01881"></a><span class="lineno"> 1881</span><span class="preprocessor">#endif  </span><span class="comment">// GTEST_IS_THREADSAFE</span></div>
<div class="line"><a id="l01882" name="l01882"></a><span class="lineno"> 1882</span> </div>
<div class="line"><a id="l01883" name="l01883"></a><span class="lineno"> 1883</span><span class="comment">// Returns the number of threads running in the process, or 0 to indicate that</span></div>
<div class="line"><a id="l01884" name="l01884"></a><span class="lineno"> 1884</span><span class="comment">// we cannot detect it.</span></div>
<div class="line"><a id="l01885" name="l01885"></a><span class="lineno"> 1885</span>GTEST_API_ <span class="keywordtype">size_t</span> GetThreadCount();</div>
<div class="line"><a id="l01886" name="l01886"></a><span class="lineno"> 1886</span> </div>
<div class="line"><a id="l01887" name="l01887"></a><span class="lineno"> 1887</span><span class="preprocessor">#if GTEST_OS_WINDOWS</span></div>
<div class="line"><a id="l01888" name="l01888"></a><span class="lineno"> 1888</span><span class="preprocessor">#define GTEST_PATH_SEP_ &quot;\\&quot;</span></div>
<div class="line"><a id="l01889" name="l01889"></a><span class="lineno"> 1889</span><span class="preprocessor">#define GTEST_HAS_ALT_PATH_SEP_ 1</span></div>
<div class="line"><a id="l01890" name="l01890"></a><span class="lineno"> 1890</span><span class="preprocessor">#else</span></div>
<div class="line"><a id="l01891" name="l01891"></a><span class="lineno"> 1891</span><span class="preprocessor">#define GTEST_PATH_SEP_ &quot;/&quot;</span></div>
<div class="line"><a id="l01892" name="l01892"></a><span class="lineno"> 1892</span><span class="preprocessor">#define GTEST_HAS_ALT_PATH_SEP_ 0</span></div>
<div class="line"><a id="l01893" name="l01893"></a><span class="lineno"> 1893</span><span class="preprocessor">#endif  </span><span class="comment">// GTEST_OS_WINDOWS</span></div>
<div class="line"><a id="l01894" name="l01894"></a><span class="lineno"> 1894</span> </div>
<div class="line"><a id="l01895" name="l01895"></a><span class="lineno"> 1895</span><span class="comment">// Utilities for char.</span></div>
<div class="line"><a id="l01896" name="l01896"></a><span class="lineno"> 1896</span> </div>
<div class="line"><a id="l01897" name="l01897"></a><span class="lineno"> 1897</span><span class="comment">// isspace(int ch) and friends accept an unsigned char or EOF.  char</span></div>
<div class="line"><a id="l01898" name="l01898"></a><span class="lineno"> 1898</span><span class="comment">// may be signed, depending on the compiler (or compiler flags).</span></div>
<div class="line"><a id="l01899" name="l01899"></a><span class="lineno"> 1899</span><span class="comment">// Therefore we need to cast a char to unsigned char before calling</span></div>
<div class="line"><a id="l01900" name="l01900"></a><span class="lineno"> 1900</span><span class="comment">// isspace(), etc.</span></div>
<div class="line"><a id="l01901" name="l01901"></a><span class="lineno"> 1901</span> </div>
<div class="line"><a id="l01902" name="l01902"></a><span class="lineno"> 1902</span><span class="keyword">inline</span> <span class="keywordtype">bool</span> IsAlpha(<span class="keywordtype">char</span> ch) {</div>
<div class="line"><a id="l01903" name="l01903"></a><span class="lineno"> 1903</span>  <span class="keywordflow">return</span> isalpha(<span class="keyword">static_cast&lt;</span><span class="keywordtype">unsigned</span> <span class="keywordtype">char</span><span class="keyword">&gt;</span>(ch)) != 0;</div>
<div class="line"><a id="l01904" name="l01904"></a><span class="lineno"> 1904</span>}</div>
<div class="line"><a id="l01905" name="l01905"></a><span class="lineno"> 1905</span><span class="keyword">inline</span> <span class="keywordtype">bool</span> IsAlNum(<span class="keywordtype">char</span> ch) {</div>
<div class="line"><a id="l01906" name="l01906"></a><span class="lineno"> 1906</span>  <span class="keywordflow">return</span> isalnum(<span class="keyword">static_cast&lt;</span><span class="keywordtype">unsigned</span> <span class="keywordtype">char</span><span class="keyword">&gt;</span>(ch)) != 0;</div>
<div class="line"><a id="l01907" name="l01907"></a><span class="lineno"> 1907</span>}</div>
<div class="line"><a id="l01908" name="l01908"></a><span class="lineno"> 1908</span><span class="keyword">inline</span> <span class="keywordtype">bool</span> IsDigit(<span class="keywordtype">char</span> ch) {</div>
<div class="line"><a id="l01909" name="l01909"></a><span class="lineno"> 1909</span>  <span class="keywordflow">return</span> isdigit(<span class="keyword">static_cast&lt;</span><span class="keywordtype">unsigned</span> <span class="keywordtype">char</span><span class="keyword">&gt;</span>(ch)) != 0;</div>
<div class="line"><a id="l01910" name="l01910"></a><span class="lineno"> 1910</span>}</div>
<div class="line"><a id="l01911" name="l01911"></a><span class="lineno"> 1911</span><span class="keyword">inline</span> <span class="keywordtype">bool</span> IsLower(<span class="keywordtype">char</span> ch) {</div>
<div class="line"><a id="l01912" name="l01912"></a><span class="lineno"> 1912</span>  <span class="keywordflow">return</span> islower(<span class="keyword">static_cast&lt;</span><span class="keywordtype">unsigned</span> <span class="keywordtype">char</span><span class="keyword">&gt;</span>(ch)) != 0;</div>
<div class="line"><a id="l01913" name="l01913"></a><span class="lineno"> 1913</span>}</div>
<div class="line"><a id="l01914" name="l01914"></a><span class="lineno"> 1914</span><span class="keyword">inline</span> <span class="keywordtype">bool</span> IsSpace(<span class="keywordtype">char</span> ch) {</div>
<div class="line"><a id="l01915" name="l01915"></a><span class="lineno"> 1915</span>  <span class="keywordflow">return</span> isspace(<span class="keyword">static_cast&lt;</span><span class="keywordtype">unsigned</span> <span class="keywordtype">char</span><span class="keyword">&gt;</span>(ch)) != 0;</div>
<div class="line"><a id="l01916" name="l01916"></a><span class="lineno"> 1916</span>}</div>
<div class="line"><a id="l01917" name="l01917"></a><span class="lineno"> 1917</span><span class="keyword">inline</span> <span class="keywordtype">bool</span> IsUpper(<span class="keywordtype">char</span> ch) {</div>
<div class="line"><a id="l01918" name="l01918"></a><span class="lineno"> 1918</span>  <span class="keywordflow">return</span> isupper(<span class="keyword">static_cast&lt;</span><span class="keywordtype">unsigned</span> <span class="keywordtype">char</span><span class="keyword">&gt;</span>(ch)) != 0;</div>
<div class="line"><a id="l01919" name="l01919"></a><span class="lineno"> 1919</span>}</div>
<div class="line"><a id="l01920" name="l01920"></a><span class="lineno"> 1920</span><span class="keyword">inline</span> <span class="keywordtype">bool</span> IsXDigit(<span class="keywordtype">char</span> ch) {</div>
<div class="line"><a id="l01921" name="l01921"></a><span class="lineno"> 1921</span>  <span class="keywordflow">return</span> isxdigit(<span class="keyword">static_cast&lt;</span><span class="keywordtype">unsigned</span> <span class="keywordtype">char</span><span class="keyword">&gt;</span>(ch)) != 0;</div>
<div class="line"><a id="l01922" name="l01922"></a><span class="lineno"> 1922</span>}</div>
<div class="line"><a id="l01923" name="l01923"></a><span class="lineno"> 1923</span><span class="preprocessor">#ifdef __cpp_char8_t</span></div>
<div class="line"><a id="l01924" name="l01924"></a><span class="lineno"> 1924</span><span class="keyword">inline</span> <span class="keywordtype">bool</span> IsXDigit(<span class="keywordtype">char8_t</span> ch) {</div>
<div class="line"><a id="l01925" name="l01925"></a><span class="lineno"> 1925</span>  <span class="keywordflow">return</span> isxdigit(<span class="keyword">static_cast&lt;</span><span class="keywordtype">unsigned</span> <span class="keywordtype">char</span><span class="keyword">&gt;</span>(ch)) != 0;</div>
<div class="line"><a id="l01926" name="l01926"></a><span class="lineno"> 1926</span>}</div>
<div class="line"><a id="l01927" name="l01927"></a><span class="lineno"> 1927</span><span class="preprocessor">#endif</span></div>
<div class="line"><a id="l01928" name="l01928"></a><span class="lineno"> 1928</span><span class="keyword">inline</span> <span class="keywordtype">bool</span> IsXDigit(<span class="keywordtype">char16_t</span> ch) {</div>
<div class="line"><a id="l01929" name="l01929"></a><span class="lineno"> 1929</span>  <span class="keyword">const</span> <span class="keywordtype">unsigned</span> <span class="keywordtype">char</span> low_byte = <span class="keyword">static_cast&lt;</span><span class="keywordtype">unsigned</span> <span class="keywordtype">char</span><span class="keyword">&gt;</span>(ch);</div>
<div class="line"><a id="l01930" name="l01930"></a><span class="lineno"> 1930</span>  <span class="keywordflow">return</span> ch == low_byte &amp;&amp; isxdigit(low_byte) != 0;</div>
<div class="line"><a id="l01931" name="l01931"></a><span class="lineno"> 1931</span>}</div>
<div class="line"><a id="l01932" name="l01932"></a><span class="lineno"> 1932</span><span class="keyword">inline</span> <span class="keywordtype">bool</span> IsXDigit(<span class="keywordtype">char32_t</span> ch) {</div>
<div class="line"><a id="l01933" name="l01933"></a><span class="lineno"> 1933</span>  <span class="keyword">const</span> <span class="keywordtype">unsigned</span> <span class="keywordtype">char</span> low_byte = <span class="keyword">static_cast&lt;</span><span class="keywordtype">unsigned</span> <span class="keywordtype">char</span><span class="keyword">&gt;</span>(ch);</div>
<div class="line"><a id="l01934" name="l01934"></a><span class="lineno"> 1934</span>  <span class="keywordflow">return</span> ch == low_byte &amp;&amp; isxdigit(low_byte) != 0;</div>
<div class="line"><a id="l01935" name="l01935"></a><span class="lineno"> 1935</span>}</div>
<div class="line"><a id="l01936" name="l01936"></a><span class="lineno"> 1936</span><span class="keyword">inline</span> <span class="keywordtype">bool</span> IsXDigit(<span class="keywordtype">wchar_t</span> ch) {</div>
<div class="line"><a id="l01937" name="l01937"></a><span class="lineno"> 1937</span>  <span class="keyword">const</span> <span class="keywordtype">unsigned</span> <span class="keywordtype">char</span> low_byte = <span class="keyword">static_cast&lt;</span><span class="keywordtype">unsigned</span> <span class="keywordtype">char</span><span class="keyword">&gt;</span>(ch);</div>
<div class="line"><a id="l01938" name="l01938"></a><span class="lineno"> 1938</span>  <span class="keywordflow">return</span> ch == low_byte &amp;&amp; isxdigit(low_byte) != 0;</div>
<div class="line"><a id="l01939" name="l01939"></a><span class="lineno"> 1939</span>}</div>
<div class="line"><a id="l01940" name="l01940"></a><span class="lineno"> 1940</span> </div>
<div class="line"><a id="l01941" name="l01941"></a><span class="lineno"> 1941</span><span class="keyword">inline</span> <span class="keywordtype">char</span> ToLower(<span class="keywordtype">char</span> ch) {</div>
<div class="line"><a id="l01942" name="l01942"></a><span class="lineno"> 1942</span>  <span class="keywordflow">return</span> <span class="keyword">static_cast&lt;</span><span class="keywordtype">char</span><span class="keyword">&gt;</span>(tolower(<span class="keyword">static_cast&lt;</span><span class="keywordtype">unsigned</span> <span class="keywordtype">char</span><span class="keyword">&gt;</span>(ch)));</div>
<div class="line"><a id="l01943" name="l01943"></a><span class="lineno"> 1943</span>}</div>
<div class="line"><a id="l01944" name="l01944"></a><span class="lineno"> 1944</span><span class="keyword">inline</span> <span class="keywordtype">char</span> ToUpper(<span class="keywordtype">char</span> ch) {</div>
<div class="line"><a id="l01945" name="l01945"></a><span class="lineno"> 1945</span>  <span class="keywordflow">return</span> <span class="keyword">static_cast&lt;</span><span class="keywordtype">char</span><span class="keyword">&gt;</span>(toupper(<span class="keyword">static_cast&lt;</span><span class="keywordtype">unsigned</span> <span class="keywordtype">char</span><span class="keyword">&gt;</span>(ch)));</div>
<div class="line"><a id="l01946" name="l01946"></a><span class="lineno"> 1946</span>}</div>
<div class="line"><a id="l01947" name="l01947"></a><span class="lineno"> 1947</span> </div>
<div class="line"><a id="l01948" name="l01948"></a><span class="lineno"> 1948</span><span class="keyword">inline</span> std::string StripTrailingSpaces(std::string str) {</div>
<div class="line"><a id="l01949" name="l01949"></a><span class="lineno"> 1949</span>  std::string::iterator it = str.end();</div>
<div class="line"><a id="l01950" name="l01950"></a><span class="lineno"> 1950</span>  <span class="keywordflow">while</span> (it != str.begin() &amp;&amp; IsSpace(*--it)) it = str.erase(it);</div>
<div class="line"><a id="l01951" name="l01951"></a><span class="lineno"> 1951</span>  <span class="keywordflow">return</span> str;</div>
<div class="line"><a id="l01952" name="l01952"></a><span class="lineno"> 1952</span>}</div>
<div class="line"><a id="l01953" name="l01953"></a><span class="lineno"> 1953</span> </div>
<div class="line"><a id="l01954" name="l01954"></a><span class="lineno"> 1954</span><span class="comment">// The testing::internal::posix namespace holds wrappers for common</span></div>
<div class="line"><a id="l01955" name="l01955"></a><span class="lineno"> 1955</span><span class="comment">// POSIX functions.  These wrappers hide the differences between</span></div>
<div class="line"><a id="l01956" name="l01956"></a><span class="lineno"> 1956</span><span class="comment">// Windows/MSVC and POSIX systems.  Since some compilers define these</span></div>
<div class="line"><a id="l01957" name="l01957"></a><span class="lineno"> 1957</span><span class="comment">// standard functions as macros, the wrapper cannot have the same name</span></div>
<div class="line"><a id="l01958" name="l01958"></a><span class="lineno"> 1958</span><span class="comment">// as the wrapped function.</span></div>
<div class="line"><a id="l01959" name="l01959"></a><span class="lineno"> 1959</span> </div>
<div class="line"><a id="l01960" name="l01960"></a><span class="lineno"> 1960</span><span class="keyword">namespace </span>posix {</div>
<div class="line"><a id="l01961" name="l01961"></a><span class="lineno"> 1961</span> </div>
<div class="line"><a id="l01962" name="l01962"></a><span class="lineno"> 1962</span><span class="comment">// Functions with a different name on Windows.</span></div>
<div class="line"><a id="l01963" name="l01963"></a><span class="lineno"> 1963</span> </div>
<div class="line"><a id="l01964" name="l01964"></a><span class="lineno"> 1964</span><span class="preprocessor">#if GTEST_OS_WINDOWS</span></div>
<div class="line"><a id="l01965" name="l01965"></a><span class="lineno"> 1965</span> </div>
<div class="line"><a id="l01966" name="l01966"></a><span class="lineno"> 1966</span><span class="keyword">typedef</span> <span class="keyword">struct </span>_stat StatStruct;</div>
<div class="line"><a id="l01967" name="l01967"></a><span class="lineno"> 1967</span> </div>
<div class="line"><a id="l01968" name="l01968"></a><span class="lineno"> 1968</span><span class="preprocessor">#ifdef __BORLANDC__</span></div>
<div class="line"><a id="l01969" name="l01969"></a><span class="lineno"> 1969</span><span class="keyword">inline</span> <span class="keywordtype">int</span> DoIsATTY(<span class="keywordtype">int</span> fd) { <span class="keywordflow">return</span> isatty(fd); }</div>
<div class="line"><a id="l01970" name="l01970"></a><span class="lineno"> 1970</span><span class="keyword">inline</span> <span class="keywordtype">int</span> StrCaseCmp(<span class="keyword">const</span> <span class="keywordtype">char</span>* s1, <span class="keyword">const</span> <span class="keywordtype">char</span>* s2) {</div>
<div class="line"><a id="l01971" name="l01971"></a><span class="lineno"> 1971</span>  <span class="keywordflow">return</span> stricmp(s1, s2);</div>
<div class="line"><a id="l01972" name="l01972"></a><span class="lineno"> 1972</span>}</div>
<div class="line"><a id="l01973" name="l01973"></a><span class="lineno"> 1973</span><span class="keyword">inline</span> <span class="keywordtype">char</span>* StrDup(<span class="keyword">const</span> <span class="keywordtype">char</span>* src) { <span class="keywordflow">return</span> strdup(src); }</div>
<div class="line"><a id="l01974" name="l01974"></a><span class="lineno"> 1974</span><span class="preprocessor">#else  </span><span class="comment">// !__BORLANDC__</span></div>
<div class="line"><a id="l01975" name="l01975"></a><span class="lineno"> 1975</span><span class="preprocessor">#if GTEST_OS_WINDOWS_MOBILE || GTEST_OS_ZOS || GTEST_OS_IOS || \</span></div>
<div class="line"><a id="l01976" name="l01976"></a><span class="lineno"> 1976</span><span class="preprocessor">    GTEST_OS_WINDOWS_PHONE || GTEST_OS_WINDOWS_RT || defined(ESP_PLATFORM)</span></div>
<div class="line"><a id="l01977" name="l01977"></a><span class="lineno"> 1977</span><span class="keyword">inline</span> <span class="keywordtype">int</span> DoIsATTY(<span class="keywordtype">int</span> <span class="comment">/* fd */</span>) { <span class="keywordflow">return</span> 0; }</div>
<div class="line"><a id="l01978" name="l01978"></a><span class="lineno"> 1978</span><span class="preprocessor">#else</span></div>
<div class="line"><a id="l01979" name="l01979"></a><span class="lineno"> 1979</span><span class="keyword">inline</span> <span class="keywordtype">int</span> DoIsATTY(<span class="keywordtype">int</span> fd) { <span class="keywordflow">return</span> _isatty(fd); }</div>
<div class="line"><a id="l01980" name="l01980"></a><span class="lineno"> 1980</span><span class="preprocessor">#endif  </span><span class="comment">// GTEST_OS_WINDOWS_MOBILE</span></div>
<div class="line"><a id="l01981" name="l01981"></a><span class="lineno"> 1981</span><span class="keyword">inline</span> <span class="keywordtype">int</span> StrCaseCmp(<span class="keyword">const</span> <span class="keywordtype">char</span>* s1, <span class="keyword">const</span> <span class="keywordtype">char</span>* s2) {</div>
<div class="line"><a id="l01982" name="l01982"></a><span class="lineno"> 1982</span>  <span class="keywordflow">return</span> _stricmp(s1, s2);</div>
<div class="line"><a id="l01983" name="l01983"></a><span class="lineno"> 1983</span>}</div>
<div class="line"><a id="l01984" name="l01984"></a><span class="lineno"> 1984</span><span class="keyword">inline</span> <span class="keywordtype">char</span>* StrDup(<span class="keyword">const</span> <span class="keywordtype">char</span>* src) { <span class="keywordflow">return</span> _strdup(src); }</div>
<div class="line"><a id="l01985" name="l01985"></a><span class="lineno"> 1985</span><span class="preprocessor">#endif  </span><span class="comment">// __BORLANDC__</span></div>
<div class="line"><a id="l01986" name="l01986"></a><span class="lineno"> 1986</span> </div>
<div class="line"><a id="l01987" name="l01987"></a><span class="lineno"> 1987</span><span class="preprocessor">#if GTEST_OS_WINDOWS_MOBILE</span></div>
<div class="line"><a id="l01988" name="l01988"></a><span class="lineno"> 1988</span><span class="keyword">inline</span> <span class="keywordtype">int</span> FileNo(FILE* file) { <span class="keywordflow">return</span> <span class="keyword">reinterpret_cast&lt;</span><span class="keywordtype">int</span><span class="keyword">&gt;</span>(_fileno(file)); }</div>
<div class="line"><a id="l01989" name="l01989"></a><span class="lineno"> 1989</span><span class="comment">// Stat(), RmDir(), and IsDir() are not needed on Windows CE at this</span></div>
<div class="line"><a id="l01990" name="l01990"></a><span class="lineno"> 1990</span><span class="comment">// time and thus not defined there.</span></div>
<div class="line"><a id="l01991" name="l01991"></a><span class="lineno"> 1991</span><span class="preprocessor">#else</span></div>
<div class="line"><a id="l01992" name="l01992"></a><span class="lineno"> 1992</span><span class="keyword">inline</span> <span class="keywordtype">int</span> FileNo(FILE* file) { <span class="keywordflow">return</span> _fileno(file); }</div>
<div class="line"><a id="l01993" name="l01993"></a><span class="lineno"> 1993</span><span class="keyword">inline</span> <span class="keywordtype">int</span> Stat(<span class="keyword">const</span> <span class="keywordtype">char</span>* path, StatStruct* buf) { <span class="keywordflow">return</span> _stat(path, buf); }</div>
<div class="line"><a id="l01994" name="l01994"></a><span class="lineno"> 1994</span><span class="keyword">inline</span> <span class="keywordtype">int</span> RmDir(<span class="keyword">const</span> <span class="keywordtype">char</span>* dir) { <span class="keywordflow">return</span> _rmdir(dir); }</div>
<div class="line"><a id="l01995" name="l01995"></a><span class="lineno"> 1995</span><span class="keyword">inline</span> <span class="keywordtype">bool</span> IsDir(<span class="keyword">const</span> StatStruct&amp; st) { <span class="keywordflow">return</span> (_S_IFDIR &amp; st.st_mode) != 0; }</div>
<div class="line"><a id="l01996" name="l01996"></a><span class="lineno"> 1996</span><span class="preprocessor">#endif  </span><span class="comment">// GTEST_OS_WINDOWS_MOBILE</span></div>
<div class="line"><a id="l01997" name="l01997"></a><span class="lineno"> 1997</span> </div>
<div class="line"><a id="l01998" name="l01998"></a><span class="lineno"> 1998</span><span class="preprocessor">#elif GTEST_OS_ESP8266</span></div>
<div class="line"><a id="l01999" name="l01999"></a><span class="lineno"> 1999</span><span class="keyword">typedef</span> <span class="keyword">struct </span>stat StatStruct;</div>
<div class="line"><a id="l02000" name="l02000"></a><span class="lineno"> 2000</span> </div>
<div class="line"><a id="l02001" name="l02001"></a><span class="lineno"> 2001</span><span class="keyword">inline</span> <span class="keywordtype">int</span> FileNo(FILE* file) { <span class="keywordflow">return</span> fileno(file); }</div>
<div class="line"><a id="l02002" name="l02002"></a><span class="lineno"> 2002</span><span class="keyword">inline</span> <span class="keywordtype">int</span> DoIsATTY(<span class="keywordtype">int</span> fd) { <span class="keywordflow">return</span> isatty(fd); }</div>
<div class="line"><a id="l02003" name="l02003"></a><span class="lineno"> 2003</span><span class="keyword">inline</span> <span class="keywordtype">int</span> Stat(<span class="keyword">const</span> <span class="keywordtype">char</span>* path, StatStruct* buf) {</div>
<div class="line"><a id="l02004" name="l02004"></a><span class="lineno"> 2004</span>  <span class="comment">// stat function not implemented on ESP8266</span></div>
<div class="line"><a id="l02005" name="l02005"></a><span class="lineno"> 2005</span>  <span class="keywordflow">return</span> 0;</div>
<div class="line"><a id="l02006" name="l02006"></a><span class="lineno"> 2006</span>}</div>
<div class="line"><a id="l02007" name="l02007"></a><span class="lineno"> 2007</span><span class="keyword">inline</span> <span class="keywordtype">int</span> StrCaseCmp(<span class="keyword">const</span> <span class="keywordtype">char</span>* s1, <span class="keyword">const</span> <span class="keywordtype">char</span>* s2) {</div>
<div class="line"><a id="l02008" name="l02008"></a><span class="lineno"> 2008</span>  <span class="keywordflow">return</span> strcasecmp(s1, s2);</div>
<div class="line"><a id="l02009" name="l02009"></a><span class="lineno"> 2009</span>}</div>
<div class="line"><a id="l02010" name="l02010"></a><span class="lineno"> 2010</span><span class="keyword">inline</span> <span class="keywordtype">char</span>* StrDup(<span class="keyword">const</span> <span class="keywordtype">char</span>* src) { <span class="keywordflow">return</span> strdup(src); }</div>
<div class="line"><a id="l02011" name="l02011"></a><span class="lineno"> 2011</span><span class="keyword">inline</span> <span class="keywordtype">int</span> RmDir(<span class="keyword">const</span> <span class="keywordtype">char</span>* dir) { <span class="keywordflow">return</span> rmdir(dir); }</div>
<div class="line"><a id="l02012" name="l02012"></a><span class="lineno"> 2012</span><span class="keyword">inline</span> <span class="keywordtype">bool</span> IsDir(<span class="keyword">const</span> StatStruct&amp; st) { <span class="keywordflow">return</span> S_ISDIR(st.st_mode); }</div>
<div class="line"><a id="l02013" name="l02013"></a><span class="lineno"> 2013</span> </div>
<div class="line"><a id="l02014" name="l02014"></a><span class="lineno"> 2014</span><span class="preprocessor">#else</span></div>
<div class="line"><a id="l02015" name="l02015"></a><span class="lineno"> 2015</span> </div>
<div class="line"><a id="l02016" name="l02016"></a><span class="lineno"> 2016</span><span class="keyword">typedef</span> <span class="keyword">struct </span>stat StatStruct;</div>
<div class="line"><a id="l02017" name="l02017"></a><span class="lineno"> 2017</span> </div>
<div class="line"><a id="l02018" name="l02018"></a><span class="lineno"> 2018</span><span class="keyword">inline</span> <span class="keywordtype">int</span> FileNo(FILE* file) { <span class="keywordflow">return</span> fileno(file); }</div>
<div class="line"><a id="l02019" name="l02019"></a><span class="lineno"> 2019</span><span class="keyword">inline</span> <span class="keywordtype">int</span> DoIsATTY(<span class="keywordtype">int</span> fd) { <span class="keywordflow">return</span> isatty(fd); }</div>
<div class="line"><a id="l02020" name="l02020"></a><span class="lineno"> 2020</span><span class="keyword">inline</span> <span class="keywordtype">int</span> Stat(<span class="keyword">const</span> <span class="keywordtype">char</span>* path, StatStruct* buf) { <span class="keywordflow">return</span> stat(path, buf); }</div>
<div class="line"><a id="l02021" name="l02021"></a><span class="lineno"> 2021</span><span class="keyword">inline</span> <span class="keywordtype">int</span> StrCaseCmp(<span class="keyword">const</span> <span class="keywordtype">char</span>* s1, <span class="keyword">const</span> <span class="keywordtype">char</span>* s2) {</div>
<div class="line"><a id="l02022" name="l02022"></a><span class="lineno"> 2022</span>  <span class="keywordflow">return</span> strcasecmp(s1, s2);</div>
<div class="line"><a id="l02023" name="l02023"></a><span class="lineno"> 2023</span>}</div>
<div class="line"><a id="l02024" name="l02024"></a><span class="lineno"> 2024</span><span class="keyword">inline</span> <span class="keywordtype">char</span>* StrDup(<span class="keyword">const</span> <span class="keywordtype">char</span>* src) { <span class="keywordflow">return</span> strdup(src); }</div>
<div class="line"><a id="l02025" name="l02025"></a><span class="lineno"> 2025</span><span class="preprocessor">#if GTEST_OS_QURT</span></div>
<div class="line"><a id="l02026" name="l02026"></a><span class="lineno"> 2026</span><span class="comment">// QuRT doesn&#39;t support any directory functions, including rmdir</span></div>
<div class="line"><a id="l02027" name="l02027"></a><span class="lineno"> 2027</span><span class="keyword">inline</span> <span class="keywordtype">int</span> RmDir(<span class="keyword">const</span> <span class="keywordtype">char</span>*) { <span class="keywordflow">return</span> 0; }</div>
<div class="line"><a id="l02028" name="l02028"></a><span class="lineno"> 2028</span><span class="preprocessor">#else</span></div>
<div class="line"><a id="l02029" name="l02029"></a><span class="lineno"> 2029</span><span class="keyword">inline</span> <span class="keywordtype">int</span> RmDir(<span class="keyword">const</span> <span class="keywordtype">char</span>* dir) { <span class="keywordflow">return</span> rmdir(dir); }</div>
<div class="line"><a id="l02030" name="l02030"></a><span class="lineno"> 2030</span><span class="preprocessor">#endif</span></div>
<div class="line"><a id="l02031" name="l02031"></a><span class="lineno"> 2031</span><span class="keyword">inline</span> <span class="keywordtype">bool</span> IsDir(<span class="keyword">const</span> StatStruct&amp; st) { <span class="keywordflow">return</span> S_ISDIR(st.st_mode); }</div>
<div class="line"><a id="l02032" name="l02032"></a><span class="lineno"> 2032</span> </div>
<div class="line"><a id="l02033" name="l02033"></a><span class="lineno"> 2033</span><span class="preprocessor">#endif  </span><span class="comment">// GTEST_OS_WINDOWS</span></div>
<div class="line"><a id="l02034" name="l02034"></a><span class="lineno"> 2034</span> </div>
<div class="line"><a id="l02035" name="l02035"></a><span class="lineno"> 2035</span><span class="keyword">inline</span> <span class="keywordtype">int</span> IsATTY(<span class="keywordtype">int</span> fd) {</div>
<div class="line"><a id="l02036" name="l02036"></a><span class="lineno"> 2036</span>  <span class="comment">// DoIsATTY might change errno (for example ENOTTY in case you redirect stdout</span></div>
<div class="line"><a id="l02037" name="l02037"></a><span class="lineno"> 2037</span>  <span class="comment">// to a file on Linux), which is unexpected, so save the previous value, and</span></div>
<div class="line"><a id="l02038" name="l02038"></a><span class="lineno"> 2038</span>  <span class="comment">// restore it after the call.</span></div>
<div class="line"><a id="l02039" name="l02039"></a><span class="lineno"> 2039</span>  <span class="keywordtype">int</span> savedErrno = errno;</div>
<div class="line"><a id="l02040" name="l02040"></a><span class="lineno"> 2040</span>  <span class="keywordtype">int</span> isAttyValue = DoIsATTY(fd);</div>
<div class="line"><a id="l02041" name="l02041"></a><span class="lineno"> 2041</span>  errno = savedErrno;</div>
<div class="line"><a id="l02042" name="l02042"></a><span class="lineno"> 2042</span> </div>
<div class="line"><a id="l02043" name="l02043"></a><span class="lineno"> 2043</span>  <span class="keywordflow">return</span> isAttyValue;</div>
<div class="line"><a id="l02044" name="l02044"></a><span class="lineno"> 2044</span>}</div>
<div class="line"><a id="l02045" name="l02045"></a><span class="lineno"> 2045</span> </div>
<div class="line"><a id="l02046" name="l02046"></a><span class="lineno"> 2046</span><span class="comment">// Functions deprecated by MSVC 8.0.</span></div>
<div class="line"><a id="l02047" name="l02047"></a><span class="lineno"> 2047</span> </div>
<div class="line"><a id="l02048" name="l02048"></a><span class="lineno"> 2048</span>GTEST_DISABLE_MSC_DEPRECATED_PUSH_()</div>
<div class="line"><a id="l02049" name="l02049"></a><span class="lineno"> 2049</span> </div>
<div class="line"><a id="l02050" name="l02050"></a><span class="lineno"> 2050</span><span class="comment">// ChDir(), FReopen(), FDOpen(), Read(), Write(), Close(), and</span></div>
<div class="line"><a id="l02051" name="l02051"></a><span class="lineno"> 2051</span><span class="comment">// StrError() aren&#39;t needed on Windows CE at this time and thus not</span></div>
<div class="line"><a id="l02052" name="l02052"></a><span class="lineno"> 2052</span><span class="comment">// defined there.</span></div>
<div class="line"><a id="l02053" name="l02053"></a><span class="lineno"> 2053</span> </div>
<div class="line"><a id="l02054" name="l02054"></a><span class="lineno"> 2054</span><span class="preprocessor">#if !GTEST_OS_WINDOWS_MOBILE &amp;&amp; !GTEST_OS_WINDOWS_PHONE &amp;&amp;           \</span></div>
<div class="line"><a id="l02055" name="l02055"></a><span class="lineno"> 2055</span><span class="preprocessor">    !GTEST_OS_WINDOWS_RT &amp;&amp; !GTEST_OS_ESP8266 &amp;&amp; !GTEST_OS_XTENSA &amp;&amp; \</span></div>
<div class="line"><a id="l02056" name="l02056"></a><span class="lineno"> 2056</span><span class="preprocessor">    !GTEST_OS_QURT</span></div>
<div class="line"><a id="l02057" name="l02057"></a><span class="lineno"> 2057</span><span class="keyword">inline</span> <span class="keywordtype">int</span> ChDir(<span class="keyword">const</span> <span class="keywordtype">char</span>* dir) { <span class="keywordflow">return</span> chdir(dir); }</div>
<div class="line"><a id="l02058" name="l02058"></a><span class="lineno"> 2058</span><span class="preprocessor">#endif</span></div>
<div class="line"><a id="l02059" name="l02059"></a><span class="lineno"> 2059</span><span class="keyword">inline</span> FILE* FOpen(<span class="keyword">const</span> <span class="keywordtype">char</span>* path, <span class="keyword">const</span> <span class="keywordtype">char</span>* mode) {</div>
<div class="line"><a id="l02060" name="l02060"></a><span class="lineno"> 2060</span><span class="preprocessor">#if GTEST_OS_WINDOWS &amp;&amp; !GTEST_OS_WINDOWS_MINGW</span></div>
<div class="line"><a id="l02061" name="l02061"></a><span class="lineno"> 2061</span>  <span class="keyword">struct </span>wchar_codecvt : <span class="keyword">public</span> std::codecvt&lt;wchar_t, char, std::mbstate_t&gt; {};</div>
<div class="line"><a id="l02062" name="l02062"></a><span class="lineno"> 2062</span>  std::wstring_convert&lt;wchar_codecvt&gt; converter;</div>
<div class="line"><a id="l02063" name="l02063"></a><span class="lineno"> 2063</span>  std::wstring wide_path = converter.from_bytes(path);</div>
<div class="line"><a id="l02064" name="l02064"></a><span class="lineno"> 2064</span>  std::wstring wide_mode = converter.from_bytes(mode);</div>
<div class="line"><a id="l02065" name="l02065"></a><span class="lineno"> 2065</span>  <span class="keywordflow">return</span> _wfopen(wide_path.c_str(), wide_mode.c_str());</div>
<div class="line"><a id="l02066" name="l02066"></a><span class="lineno"> 2066</span><span class="preprocessor">#else   </span><span class="comment">// GTEST_OS_WINDOWS &amp;&amp; !GTEST_OS_WINDOWS_MINGW</span></div>
<div class="line"><a id="l02067" name="l02067"></a><span class="lineno"> 2067</span>  <span class="keywordflow">return</span> fopen(path, mode);</div>
<div class="line"><a id="l02068" name="l02068"></a><span class="lineno"> 2068</span><span class="preprocessor">#endif  </span><span class="comment">// GTEST_OS_WINDOWS &amp;&amp; !GTEST_OS_WINDOWS_MINGW</span></div>
<div class="line"><a id="l02069" name="l02069"></a><span class="lineno"> 2069</span>}</div>
<div class="line"><a id="l02070" name="l02070"></a><span class="lineno"> 2070</span><span class="preprocessor">#if !GTEST_OS_WINDOWS_MOBILE &amp;&amp; !GTEST_OS_QURT</span></div>
<div class="line"><a id="l02071" name="l02071"></a><span class="lineno"> 2071</span><span class="keyword">inline</span> FILE* FReopen(<span class="keyword">const</span> <span class="keywordtype">char</span>* path, <span class="keyword">const</span> <span class="keywordtype">char</span>* mode, FILE* stream) {</div>
<div class="line"><a id="l02072" name="l02072"></a><span class="lineno"> 2072</span>  <span class="keywordflow">return</span> freopen(path, mode, stream);</div>
<div class="line"><a id="l02073" name="l02073"></a><span class="lineno"> 2073</span>}</div>
<div class="line"><a id="l02074" name="l02074"></a><span class="lineno"> 2074</span><span class="keyword">inline</span> FILE* FDOpen(<span class="keywordtype">int</span> fd, <span class="keyword">const</span> <span class="keywordtype">char</span>* mode) { <span class="keywordflow">return</span> fdopen(fd, mode); }</div>
<div class="line"><a id="l02075" name="l02075"></a><span class="lineno"> 2075</span><span class="preprocessor">#endif</span></div>
<div class="line"><a id="l02076" name="l02076"></a><span class="lineno"> 2076</span><span class="keyword">inline</span> <span class="keywordtype">int</span> FClose(FILE* fp) { <span class="keywordflow">return</span> fclose(fp); }</div>
<div class="line"><a id="l02077" name="l02077"></a><span class="lineno"> 2077</span><span class="preprocessor">#if !GTEST_OS_WINDOWS_MOBILE &amp;&amp; !GTEST_OS_QURT</span></div>
<div class="line"><a id="l02078" name="l02078"></a><span class="lineno"> 2078</span><span class="keyword">inline</span> <span class="keywordtype">int</span> Read(<span class="keywordtype">int</span> fd, <span class="keywordtype">void</span>* buf, <span class="keywordtype">unsigned</span> <span class="keywordtype">int</span> count) {</div>
<div class="line"><a id="l02079" name="l02079"></a><span class="lineno"> 2079</span>  <span class="keywordflow">return</span> <span class="keyword">static_cast&lt;</span><span class="keywordtype">int</span><span class="keyword">&gt;</span>(read(fd, buf, count));</div>
<div class="line"><a id="l02080" name="l02080"></a><span class="lineno"> 2080</span>}</div>
<div class="line"><a id="l02081" name="l02081"></a><span class="lineno"> 2081</span><span class="keyword">inline</span> <span class="keywordtype">int</span> Write(<span class="keywordtype">int</span> fd, <span class="keyword">const</span> <span class="keywordtype">void</span>* buf, <span class="keywordtype">unsigned</span> <span class="keywordtype">int</span> count) {</div>
<div class="line"><a id="l02082" name="l02082"></a><span class="lineno"> 2082</span>  <span class="keywordflow">return</span> <span class="keyword">static_cast&lt;</span><span class="keywordtype">int</span><span class="keyword">&gt;</span>(write(fd, buf, count));</div>
<div class="line"><a id="l02083" name="l02083"></a><span class="lineno"> 2083</span>}</div>
<div class="line"><a id="l02084" name="l02084"></a><span class="lineno"> 2084</span><span class="keyword">inline</span> <span class="keywordtype">int</span> Close(<span class="keywordtype">int</span> fd) { <span class="keywordflow">return</span> close(fd); }</div>
<div class="line"><a id="l02085" name="l02085"></a><span class="lineno"> 2085</span><span class="keyword">inline</span> <span class="keyword">const</span> <span class="keywordtype">char</span>* StrError(<span class="keywordtype">int</span> errnum) { <span class="keywordflow">return</span> strerror(errnum); }</div>
<div class="line"><a id="l02086" name="l02086"></a><span class="lineno"> 2086</span><span class="preprocessor">#endif</span></div>
<div class="line"><a id="l02087" name="l02087"></a><span class="lineno"> 2087</span><span class="keyword">inline</span> <span class="keyword">const</span> <span class="keywordtype">char</span>* GetEnv(<span class="keyword">const</span> <span class="keywordtype">char</span>* name) {</div>
<div class="line"><a id="l02088" name="l02088"></a><span class="lineno"> 2088</span><span class="preprocessor">#if GTEST_OS_WINDOWS_MOBILE || GTEST_OS_WINDOWS_PHONE ||          \</span></div>
<div class="line"><a id="l02089" name="l02089"></a><span class="lineno"> 2089</span><span class="preprocessor">    GTEST_OS_WINDOWS_RT || GTEST_OS_ESP8266 || GTEST_OS_XTENSA || \</span></div>
<div class="line"><a id="l02090" name="l02090"></a><span class="lineno"> 2090</span><span class="preprocessor">    GTEST_OS_QURT</span></div>
<div class="line"><a id="l02091" name="l02091"></a><span class="lineno"> 2091</span>  <span class="comment">// We are on an embedded platform, which has no environment variables.</span></div>
<div class="line"><a id="l02092" name="l02092"></a><span class="lineno"> 2092</span>  <span class="keyword">static_cast&lt;</span><span class="keywordtype">void</span><span class="keyword">&gt;</span>(name);  <span class="comment">// To prevent &#39;unused argument&#39; warning.</span></div>
<div class="line"><a id="l02093" name="l02093"></a><span class="lineno"> 2093</span>  <span class="keywordflow">return</span> <span class="keyword">nullptr</span>;</div>
<div class="line"><a id="l02094" name="l02094"></a><span class="lineno"> 2094</span><span class="preprocessor">#elif defined(__BORLANDC__) || defined(__SunOS_5_8) || defined(__SunOS_5_9)</span></div>
<div class="line"><a id="l02095" name="l02095"></a><span class="lineno"> 2095</span>  <span class="comment">// Environment variables which we programmatically clear will be set to the</span></div>
<div class="line"><a id="l02096" name="l02096"></a><span class="lineno"> 2096</span>  <span class="comment">// empty string rather than unset (NULL).  Handle that case.</span></div>
<div class="line"><a id="l02097" name="l02097"></a><span class="lineno"> 2097</span>  <span class="keyword">const</span> <span class="keywordtype">char</span>* <span class="keyword">const</span> env = getenv(name);</div>
<div class="line"><a id="l02098" name="l02098"></a><span class="lineno"> 2098</span>  <span class="keywordflow">return</span> (env != <span class="keyword">nullptr</span> &amp;&amp; env[0] != <span class="charliteral">&#39;\0&#39;</span>) ? env : <span class="keyword">nullptr</span>;</div>
<div class="line"><a id="l02099" name="l02099"></a><span class="lineno"> 2099</span><span class="preprocessor">#else</span></div>
<div class="line"><a id="l02100" name="l02100"></a><span class="lineno"> 2100</span>  <span class="keywordflow">return</span> getenv(name);</div>
<div class="line"><a id="l02101" name="l02101"></a><span class="lineno"> 2101</span><span class="preprocessor">#endif</span></div>
<div class="line"><a id="l02102" name="l02102"></a><span class="lineno"> 2102</span>}</div>
<div class="line"><a id="l02103" name="l02103"></a><span class="lineno"> 2103</span> </div>
<div class="line"><a id="l02104" name="l02104"></a><span class="lineno"> 2104</span>GTEST_DISABLE_MSC_DEPRECATED_POP_()</div>
<div class="line"><a id="l02105" name="l02105"></a><span class="lineno"> 2105</span> </div>
<div class="line"><a id="l02106" name="l02106"></a><span class="lineno"> 2106</span><span class="preprocessor">#if GTEST_OS_WINDOWS_MOBILE</span></div>
<div class="line"><a id="l02107" name="l02107"></a><span class="lineno"> 2107</span><span class="comment">// Windows CE has no C library. The abort() function is used in</span></div>
<div class="line"><a id="l02108" name="l02108"></a><span class="lineno"> 2108</span><span class="comment">// several places in Google Test. This implementation provides a reasonable</span></div>
<div class="line"><a id="l02109" name="l02109"></a><span class="lineno"> 2109</span><span class="comment">// imitation of standard behaviour.</span></div>
<div class="line"><a id="l02110" name="l02110"></a><span class="lineno"> 2110</span>[[noreturn]] <span class="keywordtype">void</span> Abort();</div>
<div class="line"><a id="l02111" name="l02111"></a><span class="lineno"> 2111</span><span class="preprocessor">#else</span></div>
<div class="line"><a id="l02112" name="l02112"></a><span class="lineno"> 2112</span>[[noreturn]] <span class="keyword">inline</span> <span class="keywordtype">void</span> Abort() { abort(); }</div>
<div class="line"><a id="l02113" name="l02113"></a><span class="lineno"> 2113</span><span class="preprocessor">#endif  </span><span class="comment">// GTEST_OS_WINDOWS_MOBILE</span></div>
<div class="line"><a id="l02114" name="l02114"></a><span class="lineno"> 2114</span> </div>
<div class="line"><a id="l02115" name="l02115"></a><span class="lineno"> 2115</span>}  <span class="comment">// namespace posix</span></div>
<div class="line"><a id="l02116" name="l02116"></a><span class="lineno"> 2116</span> </div>
<div class="line"><a id="l02117" name="l02117"></a><span class="lineno"> 2117</span><span class="comment">// MSVC &quot;deprecates&quot; snprintf and issues warnings wherever it is used.  In</span></div>
<div class="line"><a id="l02118" name="l02118"></a><span class="lineno"> 2118</span><span class="comment">// order to avoid these warnings, we need to use _snprintf or _snprintf_s on</span></div>
<div class="line"><a id="l02119" name="l02119"></a><span class="lineno"> 2119</span><span class="comment">// MSVC-based platforms.  We map the GTEST_SNPRINTF_ macro to the appropriate</span></div>
<div class="line"><a id="l02120" name="l02120"></a><span class="lineno"> 2120</span><span class="comment">// function in order to achieve that.  We use macro definition here because</span></div>
<div class="line"><a id="l02121" name="l02121"></a><span class="lineno"> 2121</span><span class="comment">// snprintf is a variadic function.</span></div>
<div class="line"><a id="l02122" name="l02122"></a><span class="lineno"> 2122</span><span class="preprocessor">#if _MSC_VER &amp;&amp; !GTEST_OS_WINDOWS_MOBILE</span></div>
<div class="line"><a id="l02123" name="l02123"></a><span class="lineno"> 2123</span><span class="comment">// MSVC 2005 and above support variadic macros.</span></div>
<div class="line"><a id="l02124" name="l02124"></a><span class="lineno"> 2124</span><span class="preprocessor">#define GTEST_SNPRINTF_(buffer, size, format, ...) \</span></div>
<div class="line"><a id="l02125" name="l02125"></a><span class="lineno"> 2125</span><span class="preprocessor">  _snprintf_s(buffer, size, size, format, __VA_ARGS__)</span></div>
<div class="line"><a id="l02126" name="l02126"></a><span class="lineno"> 2126</span><span class="preprocessor">#elif defined(_MSC_VER)</span></div>
<div class="line"><a id="l02127" name="l02127"></a><span class="lineno"> 2127</span><span class="comment">// Windows CE does not define _snprintf_s</span></div>
<div class="line"><a id="l02128" name="l02128"></a><span class="lineno"> 2128</span><span class="preprocessor">#define GTEST_SNPRINTF_ _snprintf</span></div>
<div class="line"><a id="l02129" name="l02129"></a><span class="lineno"> 2129</span><span class="preprocessor">#else</span></div>
<div class="line"><a id="l02130" name="l02130"></a><span class="lineno"> 2130</span><span class="preprocessor">#define GTEST_SNPRINTF_ snprintf</span></div>
<div class="line"><a id="l02131" name="l02131"></a><span class="lineno"> 2131</span><span class="preprocessor">#endif</span></div>
<div class="line"><a id="l02132" name="l02132"></a><span class="lineno"> 2132</span> </div>
<div class="line"><a id="l02133" name="l02133"></a><span class="lineno"> 2133</span><span class="comment">// The biggest signed integer type the compiler supports.</span></div>
<div class="line"><a id="l02134" name="l02134"></a><span class="lineno"> 2134</span><span class="comment">//</span></div>
<div class="line"><a id="l02135" name="l02135"></a><span class="lineno"> 2135</span><span class="comment">// long long is guaranteed to be at least 64-bits in C++11.</span></div>
<div class="line"><a id="l02136" name="l02136"></a><span class="lineno"> 2136</span><span class="keyword">using </span>BiggestInt = <span class="keywordtype">long</span> long;  <span class="comment">// NOLINT</span></div>
<div class="line"><a id="l02137" name="l02137"></a><span class="lineno"> 2137</span> </div>
<div class="line"><a id="l02138" name="l02138"></a><span class="lineno"> 2138</span><span class="comment">// The maximum number a BiggestInt can represent.</span></div>
<div class="line"><a id="l02139" name="l02139"></a><span class="lineno"> 2139</span><span class="keyword">constexpr</span> BiggestInt kMaxBiggestInt = (std::numeric_limits&lt;BiggestInt&gt;::max)();</div>
<div class="line"><a id="l02140" name="l02140"></a><span class="lineno"> 2140</span> </div>
<div class="line"><a id="l02141" name="l02141"></a><span class="lineno"> 2141</span><span class="comment">// This template class serves as a compile-time function from size to</span></div>
<div class="line"><a id="l02142" name="l02142"></a><span class="lineno"> 2142</span><span class="comment">// type.  It maps a size in bytes to a primitive type with that</span></div>
<div class="line"><a id="l02143" name="l02143"></a><span class="lineno"> 2143</span><span class="comment">// size. e.g.</span></div>
<div class="line"><a id="l02144" name="l02144"></a><span class="lineno"> 2144</span><span class="comment">//</span></div>
<div class="line"><a id="l02145" name="l02145"></a><span class="lineno"> 2145</span><span class="comment">//   TypeWithSize&lt;4&gt;::UInt</span></div>
<div class="line"><a id="l02146" name="l02146"></a><span class="lineno"> 2146</span><span class="comment">//</span></div>
<div class="line"><a id="l02147" name="l02147"></a><span class="lineno"> 2147</span><span class="comment">// is typedef-ed to be unsigned int (unsigned integer made up of 4</span></div>
<div class="line"><a id="l02148" name="l02148"></a><span class="lineno"> 2148</span><span class="comment">// bytes).</span></div>
<div class="line"><a id="l02149" name="l02149"></a><span class="lineno"> 2149</span><span class="comment">//</span></div>
<div class="line"><a id="l02150" name="l02150"></a><span class="lineno"> 2150</span><span class="comment">// Such functionality should belong to STL, but I cannot find it</span></div>
<div class="line"><a id="l02151" name="l02151"></a><span class="lineno"> 2151</span><span class="comment">// there.</span></div>
<div class="line"><a id="l02152" name="l02152"></a><span class="lineno"> 2152</span><span class="comment">//</span></div>
<div class="line"><a id="l02153" name="l02153"></a><span class="lineno"> 2153</span><span class="comment">// Google Test uses this class in the implementation of floating-point</span></div>
<div class="line"><a id="l02154" name="l02154"></a><span class="lineno"> 2154</span><span class="comment">// comparison.</span></div>
<div class="line"><a id="l02155" name="l02155"></a><span class="lineno"> 2155</span><span class="comment">//</span></div>
<div class="line"><a id="l02156" name="l02156"></a><span class="lineno"> 2156</span><span class="comment">// For now it only handles UInt (unsigned int) as that&#39;s all Google Test</span></div>
<div class="line"><a id="l02157" name="l02157"></a><span class="lineno"> 2157</span><span class="comment">// needs.  Other types can be easily added in the future if need</span></div>
<div class="line"><a id="l02158" name="l02158"></a><span class="lineno"> 2158</span><span class="comment">// arises.</span></div>
<div class="line"><a id="l02159" name="l02159"></a><span class="lineno"> 2159</span><span class="keyword">template</span> &lt;<span class="keywordtype">size_t</span> size&gt;</div>
<div class="foldopen" id="foldopen02160" data-start="{" data-end="};">
<div class="line"><a id="l02160" name="l02160"></a><span class="lineno"><a class="line" href="classtesting_1_1internal_1_1_type_with_size.html"> 2160</a></span><span class="keyword">class </span><a class="code hl_class" href="classtesting_1_1internal_1_1_type_with_size.html">TypeWithSize</a> {</div>
<div class="line"><a id="l02161" name="l02161"></a><span class="lineno"> 2161</span> <span class="keyword">public</span>:</div>
<div class="line"><a id="l02162" name="l02162"></a><span class="lineno"> 2162</span>  <span class="comment">// This prevents the user from using TypeWithSize&lt;N&gt; with incorrect</span></div>
<div class="line"><a id="l02163" name="l02163"></a><span class="lineno"> 2163</span>  <span class="comment">// values of N.</span></div>
<div class="line"><a id="l02164" name="l02164"></a><span class="lineno"> 2164</span>  <span class="keyword">using </span>UInt = void;</div>
<div class="line"><a id="l02165" name="l02165"></a><span class="lineno"> 2165</span>};</div>
</div>
<div class="line"><a id="l02166" name="l02166"></a><span class="lineno"> 2166</span> </div>
<div class="line"><a id="l02167" name="l02167"></a><span class="lineno"> 2167</span><span class="comment">// The specialization for size 4.</span></div>
<div class="line"><a id="l02168" name="l02168"></a><span class="lineno"> 2168</span><span class="keyword">template</span> &lt;&gt;</div>
<div class="foldopen" id="foldopen02169" data-start="{" data-end="};">
<div class="line"><a id="l02169" name="l02169"></a><span class="lineno"><a class="line" href="classtesting_1_1internal_1_1_type_with_size_3_014_01_4.html"> 2169</a></span><span class="keyword">class </span><a class="code hl_class" href="classtesting_1_1internal_1_1_type_with_size.html">TypeWithSize</a>&lt;4&gt; {</div>
<div class="line"><a id="l02170" name="l02170"></a><span class="lineno"> 2170</span> <span class="keyword">public</span>:</div>
<div class="line"><a id="l02171" name="l02171"></a><span class="lineno"> 2171</span>  <span class="keyword">using </span>Int = std::int32_t;</div>
<div class="line"><a id="l02172" name="l02172"></a><span class="lineno"> 2172</span>  <span class="keyword">using </span>UInt = std::uint32_t;</div>
<div class="line"><a id="l02173" name="l02173"></a><span class="lineno"> 2173</span>};</div>
</div>
<div class="line"><a id="l02174" name="l02174"></a><span class="lineno"> 2174</span> </div>
<div class="line"><a id="l02175" name="l02175"></a><span class="lineno"> 2175</span><span class="comment">// The specialization for size 8.</span></div>
<div class="line"><a id="l02176" name="l02176"></a><span class="lineno"> 2176</span><span class="keyword">template</span> &lt;&gt;</div>
<div class="foldopen" id="foldopen02177" data-start="{" data-end="};">
<div class="line"><a id="l02177" name="l02177"></a><span class="lineno"><a class="line" href="classtesting_1_1internal_1_1_type_with_size_3_018_01_4.html"> 2177</a></span><span class="keyword">class </span><a class="code hl_class" href="classtesting_1_1internal_1_1_type_with_size.html">TypeWithSize</a>&lt;8&gt; {</div>
<div class="line"><a id="l02178" name="l02178"></a><span class="lineno"> 2178</span> <span class="keyword">public</span>:</div>
<div class="line"><a id="l02179" name="l02179"></a><span class="lineno"> 2179</span>  <span class="keyword">using </span>Int = std::int64_t;</div>
<div class="line"><a id="l02180" name="l02180"></a><span class="lineno"> 2180</span>  <span class="keyword">using </span>UInt = std::uint64_t;</div>
<div class="line"><a id="l02181" name="l02181"></a><span class="lineno"> 2181</span>};</div>
</div>
<div class="line"><a id="l02182" name="l02182"></a><span class="lineno"> 2182</span> </div>
<div class="line"><a id="l02183" name="l02183"></a><span class="lineno"> 2183</span><span class="comment">// Integer types of known sizes.</span></div>
<div class="line"><a id="l02184" name="l02184"></a><span class="lineno"> 2184</span><span class="keyword">using </span>TimeInMillis = int64_t;  <span class="comment">// Represents time in milliseconds.</span></div>
<div class="line"><a id="l02185" name="l02185"></a><span class="lineno"> 2185</span> </div>
<div class="line"><a id="l02186" name="l02186"></a><span class="lineno"> 2186</span><span class="comment">// Utilities for command line flags and environment variables.</span></div>
<div class="line"><a id="l02187" name="l02187"></a><span class="lineno"> 2187</span> </div>
<div class="line"><a id="l02188" name="l02188"></a><span class="lineno"> 2188</span><span class="comment">// Macro for referencing flags.</span></div>
<div class="line"><a id="l02189" name="l02189"></a><span class="lineno"> 2189</span><span class="preprocessor">#if !defined(GTEST_FLAG)</span></div>
<div class="line"><a id="l02190" name="l02190"></a><span class="lineno"> 2190</span><span class="preprocessor">#define GTEST_FLAG_NAME_(name) gtest_##name</span></div>
<div class="line"><a id="l02191" name="l02191"></a><span class="lineno"> 2191</span><span class="preprocessor">#define GTEST_FLAG(name) FLAGS_gtest_##name</span></div>
<div class="line"><a id="l02192" name="l02192"></a><span class="lineno"> 2192</span><span class="preprocessor">#endif  </span><span class="comment">// !defined(GTEST_FLAG)</span></div>
<div class="line"><a id="l02193" name="l02193"></a><span class="lineno"> 2193</span> </div>
<div class="line"><a id="l02194" name="l02194"></a><span class="lineno"> 2194</span><span class="comment">// Pick a command line flags implementation.</span></div>
<div class="line"><a id="l02195" name="l02195"></a><span class="lineno"> 2195</span><span class="preprocessor">#if GTEST_HAS_ABSL</span></div>
<div class="line"><a id="l02196" name="l02196"></a><span class="lineno"> 2196</span> </div>
<div class="line"><a id="l02197" name="l02197"></a><span class="lineno"> 2197</span><span class="comment">// Macros for defining flags.</span></div>
<div class="line"><a id="l02198" name="l02198"></a><span class="lineno"> 2198</span><span class="preprocessor">#define GTEST_DEFINE_bool_(name, default_val, doc) \</span></div>
<div class="line"><a id="l02199" name="l02199"></a><span class="lineno"> 2199</span><span class="preprocessor">  ABSL_FLAG(bool, GTEST_FLAG_NAME_(name), default_val, doc)</span></div>
<div class="line"><a id="l02200" name="l02200"></a><span class="lineno"> 2200</span><span class="preprocessor">#define GTEST_DEFINE_int32_(name, default_val, doc) \</span></div>
<div class="line"><a id="l02201" name="l02201"></a><span class="lineno"> 2201</span><span class="preprocessor">  ABSL_FLAG(int32_t, GTEST_FLAG_NAME_(name), default_val, doc)</span></div>
<div class="line"><a id="l02202" name="l02202"></a><span class="lineno"> 2202</span><span class="preprocessor">#define GTEST_DEFINE_string_(name, default_val, doc) \</span></div>
<div class="line"><a id="l02203" name="l02203"></a><span class="lineno"> 2203</span><span class="preprocessor">  ABSL_FLAG(std::string, GTEST_FLAG_NAME_(name), default_val, doc)</span></div>
<div class="line"><a id="l02204" name="l02204"></a><span class="lineno"> 2204</span> </div>
<div class="line"><a id="l02205" name="l02205"></a><span class="lineno"> 2205</span><span class="comment">// Macros for declaring flags.</span></div>
<div class="line"><a id="l02206" name="l02206"></a><span class="lineno"> 2206</span><span class="preprocessor">#define GTEST_DECLARE_bool_(name) \</span></div>
<div class="line"><a id="l02207" name="l02207"></a><span class="lineno"> 2207</span><span class="preprocessor">  ABSL_DECLARE_FLAG(bool, GTEST_FLAG_NAME_(name))</span></div>
<div class="line"><a id="l02208" name="l02208"></a><span class="lineno"> 2208</span><span class="preprocessor">#define GTEST_DECLARE_int32_(name) \</span></div>
<div class="line"><a id="l02209" name="l02209"></a><span class="lineno"> 2209</span><span class="preprocessor">  ABSL_DECLARE_FLAG(int32_t, GTEST_FLAG_NAME_(name))</span></div>
<div class="line"><a id="l02210" name="l02210"></a><span class="lineno"> 2210</span><span class="preprocessor">#define GTEST_DECLARE_string_(name) \</span></div>
<div class="line"><a id="l02211" name="l02211"></a><span class="lineno"> 2211</span><span class="preprocessor">  ABSL_DECLARE_FLAG(std::string, GTEST_FLAG_NAME_(name))</span></div>
<div class="line"><a id="l02212" name="l02212"></a><span class="lineno"> 2212</span> </div>
<div class="line"><a id="l02213" name="l02213"></a><span class="lineno"> 2213</span><span class="preprocessor">#define GTEST_FLAG_SAVER_ ::absl::FlagSaver</span></div>
<div class="line"><a id="l02214" name="l02214"></a><span class="lineno"> 2214</span> </div>
<div class="line"><a id="l02215" name="l02215"></a><span class="lineno"> 2215</span><span class="preprocessor">#define GTEST_FLAG_GET(name) ::absl::GetFlag(GTEST_FLAG(name))</span></div>
<div class="line"><a id="l02216" name="l02216"></a><span class="lineno"> 2216</span><span class="preprocessor">#define GTEST_FLAG_SET(name, value) \</span></div>
<div class="line"><a id="l02217" name="l02217"></a><span class="lineno"> 2217</span><span class="preprocessor">  (void)(::absl::SetFlag(&amp;GTEST_FLAG(name), value))</span></div>
<div class="line"><a id="l02218" name="l02218"></a><span class="lineno"> 2218</span><span class="preprocessor">#define GTEST_USE_OWN_FLAGFILE_FLAG_ 0</span></div>
<div class="line"><a id="l02219" name="l02219"></a><span class="lineno"> 2219</span> </div>
<div class="line"><a id="l02220" name="l02220"></a><span class="lineno"> 2220</span><span class="preprocessor">#else  </span><span class="comment">// GTEST_HAS_ABSL</span></div>
<div class="line"><a id="l02221" name="l02221"></a><span class="lineno"> 2221</span> </div>
<div class="line"><a id="l02222" name="l02222"></a><span class="lineno"> 2222</span><span class="comment">// Macros for defining flags.</span></div>
<div class="line"><a id="l02223" name="l02223"></a><span class="lineno"> 2223</span><span class="preprocessor">#define GTEST_DEFINE_bool_(name, default_val, doc)  \</span></div>
<div class="line"><a id="l02224" name="l02224"></a><span class="lineno"> 2224</span><span class="preprocessor">  namespace testing {                               \</span></div>
<div class="line"><a id="l02225" name="l02225"></a><span class="lineno"> 2225</span><span class="preprocessor">  GTEST_API_ bool GTEST_FLAG(name) = (default_val); \</span></div>
<div class="line"><a id="l02226" name="l02226"></a><span class="lineno"> 2226</span><span class="preprocessor">  }                                                 \</span></div>
<div class="line"><a id="l02227" name="l02227"></a><span class="lineno"> 2227</span><span class="preprocessor">  static_assert(true, &quot;no-op to require trailing semicolon&quot;)</span></div>
<div class="line"><a id="l02228" name="l02228"></a><span class="lineno"> 2228</span><span class="preprocessor">#define GTEST_DEFINE_int32_(name, default_val, doc)         \</span></div>
<div class="line"><a id="l02229" name="l02229"></a><span class="lineno"> 2229</span><span class="preprocessor">  namespace testing {                                       \</span></div>
<div class="line"><a id="l02230" name="l02230"></a><span class="lineno"> 2230</span><span class="preprocessor">  GTEST_API_ std::int32_t GTEST_FLAG(name) = (default_val); \</span></div>
<div class="line"><a id="l02231" name="l02231"></a><span class="lineno"> 2231</span><span class="preprocessor">  }                                                         \</span></div>
<div class="line"><a id="l02232" name="l02232"></a><span class="lineno"> 2232</span><span class="preprocessor">  static_assert(true, &quot;no-op to require trailing semicolon&quot;)</span></div>
<div class="line"><a id="l02233" name="l02233"></a><span class="lineno"> 2233</span><span class="preprocessor">#define GTEST_DEFINE_string_(name, default_val, doc)         \</span></div>
<div class="line"><a id="l02234" name="l02234"></a><span class="lineno"> 2234</span><span class="preprocessor">  namespace testing {                                        \</span></div>
<div class="line"><a id="l02235" name="l02235"></a><span class="lineno"> 2235</span><span class="preprocessor">  GTEST_API_ ::std::string GTEST_FLAG(name) = (default_val); \</span></div>
<div class="line"><a id="l02236" name="l02236"></a><span class="lineno"> 2236</span><span class="preprocessor">  }                                                          \</span></div>
<div class="line"><a id="l02237" name="l02237"></a><span class="lineno"> 2237</span><span class="preprocessor">  static_assert(true, &quot;no-op to require trailing semicolon&quot;)</span></div>
<div class="line"><a id="l02238" name="l02238"></a><span class="lineno"> 2238</span> </div>
<div class="line"><a id="l02239" name="l02239"></a><span class="lineno"> 2239</span><span class="comment">// Macros for declaring flags.</span></div>
<div class="line"><a id="l02240" name="l02240"></a><span class="lineno"> 2240</span><span class="preprocessor">#define GTEST_DECLARE_bool_(name)          \</span></div>
<div class="line"><a id="l02241" name="l02241"></a><span class="lineno"> 2241</span><span class="preprocessor">  namespace testing {                      \</span></div>
<div class="line"><a id="l02242" name="l02242"></a><span class="lineno"> 2242</span><span class="preprocessor">  GTEST_API_ extern bool GTEST_FLAG(name); \</span></div>
<div class="line"><a id="l02243" name="l02243"></a><span class="lineno"> 2243</span><span class="preprocessor">  }                                        \</span></div>
<div class="line"><a id="l02244" name="l02244"></a><span class="lineno"> 2244</span><span class="preprocessor">  static_assert(true, &quot;no-op to require trailing semicolon&quot;)</span></div>
<div class="line"><a id="l02245" name="l02245"></a><span class="lineno"> 2245</span><span class="preprocessor">#define GTEST_DECLARE_int32_(name)                 \</span></div>
<div class="line"><a id="l02246" name="l02246"></a><span class="lineno"> 2246</span><span class="preprocessor">  namespace testing {                              \</span></div>
<div class="line"><a id="l02247" name="l02247"></a><span class="lineno"> 2247</span><span class="preprocessor">  GTEST_API_ extern std::int32_t GTEST_FLAG(name); \</span></div>
<div class="line"><a id="l02248" name="l02248"></a><span class="lineno"> 2248</span><span class="preprocessor">  }                                                \</span></div>
<div class="line"><a id="l02249" name="l02249"></a><span class="lineno"> 2249</span><span class="preprocessor">  static_assert(true, &quot;no-op to require trailing semicolon&quot;)</span></div>
<div class="line"><a id="l02250" name="l02250"></a><span class="lineno"> 2250</span><span class="preprocessor">#define GTEST_DECLARE_string_(name)                 \</span></div>
<div class="line"><a id="l02251" name="l02251"></a><span class="lineno"> 2251</span><span class="preprocessor">  namespace testing {                               \</span></div>
<div class="line"><a id="l02252" name="l02252"></a><span class="lineno"> 2252</span><span class="preprocessor">  GTEST_API_ extern ::std::string GTEST_FLAG(name); \</span></div>
<div class="line"><a id="l02253" name="l02253"></a><span class="lineno"> 2253</span><span class="preprocessor">  }                                                 \</span></div>
<div class="line"><a id="l02254" name="l02254"></a><span class="lineno"> 2254</span><span class="preprocessor">  static_assert(true, &quot;no-op to require trailing semicolon&quot;)</span></div>
<div class="line"><a id="l02255" name="l02255"></a><span class="lineno"> 2255</span> </div>
<div class="line"><a id="l02256" name="l02256"></a><span class="lineno"> 2256</span><span class="preprocessor">#define GTEST_FLAG_SAVER_ ::testing::internal::GTestFlagSaver</span></div>
<div class="line"><a id="l02257" name="l02257"></a><span class="lineno"> 2257</span> </div>
<div class="line"><a id="l02258" name="l02258"></a><span class="lineno"> 2258</span><span class="preprocessor">#define GTEST_FLAG_GET(name) ::testing::GTEST_FLAG(name)</span></div>
<div class="line"><a id="l02259" name="l02259"></a><span class="lineno"> 2259</span><span class="preprocessor">#define GTEST_FLAG_SET(name, value) (void)(::testing::GTEST_FLAG(name) = value)</span></div>
<div class="line"><a id="l02260" name="l02260"></a><span class="lineno"> 2260</span><span class="preprocessor">#define GTEST_USE_OWN_FLAGFILE_FLAG_ 1</span></div>
<div class="line"><a id="l02261" name="l02261"></a><span class="lineno"> 2261</span> </div>
<div class="line"><a id="l02262" name="l02262"></a><span class="lineno"> 2262</span><span class="preprocessor">#endif  </span><span class="comment">// GTEST_HAS_ABSL</span></div>
<div class="line"><a id="l02263" name="l02263"></a><span class="lineno"> 2263</span> </div>
<div class="line"><a id="l02264" name="l02264"></a><span class="lineno"> 2264</span><span class="comment">// Thread annotations</span></div>
<div class="line"><a id="l02265" name="l02265"></a><span class="lineno"> 2265</span><span class="preprocessor">#if !defined(GTEST_EXCLUSIVE_LOCK_REQUIRED_)</span></div>
<div class="line"><a id="l02266" name="l02266"></a><span class="lineno"> 2266</span><span class="preprocessor">#define GTEST_EXCLUSIVE_LOCK_REQUIRED_(locks)</span></div>
<div class="line"><a id="l02267" name="l02267"></a><span class="lineno"> 2267</span><span class="preprocessor">#define GTEST_LOCK_EXCLUDED_(locks)</span></div>
<div class="line"><a id="l02268" name="l02268"></a><span class="lineno"> 2268</span><span class="preprocessor">#endif  </span><span class="comment">// !defined(GTEST_EXCLUSIVE_LOCK_REQUIRED_)</span></div>
<div class="line"><a id="l02269" name="l02269"></a><span class="lineno"> 2269</span> </div>
<div class="line"><a id="l02270" name="l02270"></a><span class="lineno"> 2270</span><span class="comment">// Parses &#39;str&#39; for a 32-bit signed integer.  If successful, writes the result</span></div>
<div class="line"><a id="l02271" name="l02271"></a><span class="lineno"> 2271</span><span class="comment">// to *value and returns true; otherwise leaves *value unchanged and returns</span></div>
<div class="line"><a id="l02272" name="l02272"></a><span class="lineno"> 2272</span><span class="comment">// false.</span></div>
<div class="line"><a id="l02273" name="l02273"></a><span class="lineno"> 2273</span>GTEST_API_ <span class="keywordtype">bool</span> ParseInt32(<span class="keyword">const</span> <a class="code hl_class" href="classtesting_1_1_message.html">Message</a>&amp; src_text, <span class="keyword">const</span> <span class="keywordtype">char</span>* str,</div>
<div class="line"><a id="l02274" name="l02274"></a><span class="lineno"> 2274</span>                           int32_t* value);</div>
<div class="line"><a id="l02275" name="l02275"></a><span class="lineno"> 2275</span> </div>
<div class="line"><a id="l02276" name="l02276"></a><span class="lineno"> 2276</span><span class="comment">// Parses a bool/int32_t/string from the environment variable</span></div>
<div class="line"><a id="l02277" name="l02277"></a><span class="lineno"> 2277</span><span class="comment">// corresponding to the given Google Test flag.</span></div>
<div class="line"><a id="l02278" name="l02278"></a><span class="lineno"> 2278</span><span class="keywordtype">bool</span> BoolFromGTestEnv(<span class="keyword">const</span> <span class="keywordtype">char</span>* flag, <span class="keywordtype">bool</span> default_val);</div>
<div class="line"><a id="l02279" name="l02279"></a><span class="lineno"> 2279</span>GTEST_API_ int32_t Int32FromGTestEnv(<span class="keyword">const</span> <span class="keywordtype">char</span>* flag, int32_t default_val);</div>
<div class="line"><a id="l02280" name="l02280"></a><span class="lineno"> 2280</span>std::string OutputFlagAlsoCheckEnvVar();</div>
<div class="line"><a id="l02281" name="l02281"></a><span class="lineno"> 2281</span><span class="keyword">const</span> <span class="keywordtype">char</span>* StringFromGTestEnv(<span class="keyword">const</span> <span class="keywordtype">char</span>* flag, <span class="keyword">const</span> <span class="keywordtype">char</span>* default_val);</div>
<div class="line"><a id="l02282" name="l02282"></a><span class="lineno"> 2282</span> </div>
<div class="line"><a id="l02283" name="l02283"></a><span class="lineno"> 2283</span>}  <span class="comment">// namespace internal</span></div>
<div class="line"><a id="l02284" name="l02284"></a><span class="lineno"> 2284</span>}  <span class="comment">// namespace testing</span></div>
<div class="line"><a id="l02285" name="l02285"></a><span class="lineno"> 2285</span> </div>
<div class="line"><a id="l02286" name="l02286"></a><span class="lineno"> 2286</span><span class="preprocessor">#if !defined(GTEST_INTERNAL_DEPRECATED)</span></div>
<div class="line"><a id="l02287" name="l02287"></a><span class="lineno"> 2287</span> </div>
<div class="line"><a id="l02288" name="l02288"></a><span class="lineno"> 2288</span><span class="comment">// Internal Macro to mark an API deprecated, for googletest usage only</span></div>
<div class="line"><a id="l02289" name="l02289"></a><span class="lineno"> 2289</span><span class="comment">// Usage: class GTEST_INTERNAL_DEPRECATED(message) MyClass or</span></div>
<div class="line"><a id="l02290" name="l02290"></a><span class="lineno"> 2290</span><span class="comment">// GTEST_INTERNAL_DEPRECATED(message) &lt;return_type&gt; myFunction(); Every usage of</span></div>
<div class="line"><a id="l02291" name="l02291"></a><span class="lineno"> 2291</span><span class="comment">// a deprecated entity will trigger a warning when compiled with</span></div>
<div class="line"><a id="l02292" name="l02292"></a><span class="lineno"> 2292</span><span class="comment">// `-Wdeprecated-declarations` option (clang, gcc, any __GNUC__ compiler).</span></div>
<div class="line"><a id="l02293" name="l02293"></a><span class="lineno"> 2293</span><span class="comment">// For msvc /W3 option will need to be used</span></div>
<div class="line"><a id="l02294" name="l02294"></a><span class="lineno"> 2294</span><span class="comment">// Note that for &#39;other&#39; compilers this macro evaluates to nothing to prevent</span></div>
<div class="line"><a id="l02295" name="l02295"></a><span class="lineno"> 2295</span><span class="comment">// compilations errors.</span></div>
<div class="line"><a id="l02296" name="l02296"></a><span class="lineno"> 2296</span><span class="preprocessor">#if defined(_MSC_VER)</span></div>
<div class="line"><a id="l02297" name="l02297"></a><span class="lineno"> 2297</span><span class="preprocessor">#define GTEST_INTERNAL_DEPRECATED(message) __declspec(deprecated(message))</span></div>
<div class="line"><a id="l02298" name="l02298"></a><span class="lineno"> 2298</span><span class="preprocessor">#elif defined(__GNUC__)</span></div>
<div class="line"><a id="l02299" name="l02299"></a><span class="lineno"> 2299</span><span class="preprocessor">#define GTEST_INTERNAL_DEPRECATED(message) __attribute__((deprecated(message)))</span></div>
<div class="line"><a id="l02300" name="l02300"></a><span class="lineno"> 2300</span><span class="preprocessor">#else</span></div>
<div class="line"><a id="l02301" name="l02301"></a><span class="lineno"> 2301</span><span class="preprocessor">#define GTEST_INTERNAL_DEPRECATED(message)</span></div>
<div class="line"><a id="l02302" name="l02302"></a><span class="lineno"> 2302</span><span class="preprocessor">#endif</span></div>
<div class="line"><a id="l02303" name="l02303"></a><span class="lineno"> 2303</span> </div>
<div class="line"><a id="l02304" name="l02304"></a><span class="lineno"> 2304</span><span class="preprocessor">#endif  </span><span class="comment">// !defined(GTEST_INTERNAL_DEPRECATED)</span></div>
<div class="line"><a id="l02305" name="l02305"></a><span class="lineno"> 2305</span> </div>
<div class="line"><a id="l02306" name="l02306"></a><span class="lineno"> 2306</span><span class="preprocessor">#if GTEST_HAS_ABSL</span></div>
<div class="line"><a id="l02307" name="l02307"></a><span class="lineno"> 2307</span><span class="comment">// Always use absl::any for UniversalPrinter&lt;&gt; specializations if googletest</span></div>
<div class="line"><a id="l02308" name="l02308"></a><span class="lineno"> 2308</span><span class="comment">// is built with absl support.</span></div>
<div class="line"><a id="l02309" name="l02309"></a><span class="lineno"> 2309</span><span class="preprocessor">#define GTEST_INTERNAL_HAS_ANY 1</span></div>
<div class="line"><a id="l02310" name="l02310"></a><span class="lineno"> 2310</span><span class="preprocessor">#include &quot;absl/types/any.h&quot;</span></div>
<div class="line"><a id="l02311" name="l02311"></a><span class="lineno"> 2311</span><span class="keyword">namespace </span>testing {</div>
<div class="line"><a id="l02312" name="l02312"></a><span class="lineno"> 2312</span><span class="keyword">namespace </span>internal {</div>
<div class="line"><a id="l02313" name="l02313"></a><span class="lineno"> 2313</span><span class="keyword">using </span>Any = ::absl::any;</div>
<div class="line"><a id="l02314" name="l02314"></a><span class="lineno"> 2314</span>}  <span class="comment">// namespace internal</span></div>
<div class="line"><a id="l02315" name="l02315"></a><span class="lineno"> 2315</span>}  <span class="comment">// namespace testing</span></div>
<div class="line"><a id="l02316" name="l02316"></a><span class="lineno"> 2316</span><span class="preprocessor">#else</span></div>
<div class="line"><a id="l02317" name="l02317"></a><span class="lineno"> 2317</span><span class="preprocessor">#ifdef __has_include</span></div>
<div class="line"><a id="l02318" name="l02318"></a><span class="lineno"> 2318</span><span class="preprocessor">#if __has_include(&lt;any&gt;) &amp;&amp; __cplusplus &gt;= 201703L</span></div>
<div class="line"><a id="l02319" name="l02319"></a><span class="lineno"> 2319</span><span class="comment">// Otherwise for C++17 and higher use std::any for UniversalPrinter&lt;&gt;</span></div>
<div class="line"><a id="l02320" name="l02320"></a><span class="lineno"> 2320</span><span class="comment">// specializations.</span></div>
<div class="line"><a id="l02321" name="l02321"></a><span class="lineno"> 2321</span><span class="preprocessor">#define GTEST_INTERNAL_HAS_ANY 1</span></div>
<div class="line"><a id="l02322" name="l02322"></a><span class="lineno"> 2322</span><span class="preprocessor">#include &lt;any&gt;</span></div>
<div class="line"><a id="l02323" name="l02323"></a><span class="lineno"> 2323</span><span class="keyword">namespace </span>testing {</div>
<div class="line"><a id="l02324" name="l02324"></a><span class="lineno"> 2324</span><span class="keyword">namespace </span>internal {</div>
<div class="line"><a id="l02325" name="l02325"></a><span class="lineno"> 2325</span><span class="keyword">using </span>Any = ::std::any;</div>
<div class="line"><a id="l02326" name="l02326"></a><span class="lineno"> 2326</span>}  <span class="comment">// namespace internal</span></div>
<div class="line"><a id="l02327" name="l02327"></a><span class="lineno"> 2327</span>}  <span class="comment">// namespace testing</span></div>
<div class="line"><a id="l02328" name="l02328"></a><span class="lineno"> 2328</span><span class="comment">// The case where absl is configured NOT to alias std::any is not</span></div>
<div class="line"><a id="l02329" name="l02329"></a><span class="lineno"> 2329</span><span class="comment">// supported.</span></div>
<div class="line"><a id="l02330" name="l02330"></a><span class="lineno"> 2330</span><span class="preprocessor">#endif  </span><span class="comment">// __has_include(&lt;any&gt;) &amp;&amp; __cplusplus &gt;= 201703L</span></div>
<div class="line"><a id="l02331" name="l02331"></a><span class="lineno"> 2331</span><span class="preprocessor">#endif  </span><span class="comment">// __has_include</span></div>
<div class="line"><a id="l02332" name="l02332"></a><span class="lineno"> 2332</span><span class="preprocessor">#endif  </span><span class="comment">// GTEST_HAS_ABSL</span></div>
<div class="line"><a id="l02333" name="l02333"></a><span class="lineno"> 2333</span> </div>
<div class="line"><a id="l02334" name="l02334"></a><span class="lineno"> 2334</span><span class="preprocessor">#if GTEST_HAS_ABSL</span></div>
<div class="line"><a id="l02335" name="l02335"></a><span class="lineno"> 2335</span><span class="comment">// Always use absl::optional for UniversalPrinter&lt;&gt; specializations if</span></div>
<div class="line"><a id="l02336" name="l02336"></a><span class="lineno"> 2336</span><span class="comment">// googletest is built with absl support.</span></div>
<div class="line"><a id="l02337" name="l02337"></a><span class="lineno"> 2337</span><span class="preprocessor">#define GTEST_INTERNAL_HAS_OPTIONAL 1</span></div>
<div class="line"><a id="l02338" name="l02338"></a><span class="lineno"> 2338</span><span class="preprocessor">#include &quot;absl/types/optional.h&quot;</span></div>
<div class="line"><a id="l02339" name="l02339"></a><span class="lineno"> 2339</span><span class="keyword">namespace </span>testing {</div>
<div class="line"><a id="l02340" name="l02340"></a><span class="lineno"> 2340</span><span class="keyword">namespace </span>internal {</div>
<div class="line"><a id="l02341" name="l02341"></a><span class="lineno"> 2341</span><span class="keyword">template</span> &lt;<span class="keyword">typename</span> T&gt;</div>
<div class="line"><a id="l02342" name="l02342"></a><span class="lineno"> 2342</span><span class="keyword">using </span>Optional = ::absl::optional&lt;T&gt;;</div>
<div class="line"><a id="l02343" name="l02343"></a><span class="lineno"> 2343</span>inline ::absl::nullopt_t Nullopt() { return ::absl::nullopt; }</div>
<div class="line"><a id="l02344" name="l02344"></a><span class="lineno"> 2344</span>}  <span class="comment">// namespace internal</span></div>
<div class="line"><a id="l02345" name="l02345"></a><span class="lineno"> 2345</span>}  <span class="comment">// namespace testing</span></div>
<div class="line"><a id="l02346" name="l02346"></a><span class="lineno"> 2346</span><span class="preprocessor">#else</span></div>
<div class="line"><a id="l02347" name="l02347"></a><span class="lineno"> 2347</span><span class="preprocessor">#ifdef __has_include</span></div>
<div class="line"><a id="l02348" name="l02348"></a><span class="lineno"> 2348</span><span class="preprocessor">#if __has_include(&lt;optional&gt;) &amp;&amp; __cplusplus &gt;= 201703L</span></div>
<div class="line"><a id="l02349" name="l02349"></a><span class="lineno"> 2349</span><span class="comment">// Otherwise for C++17 and higher use std::optional for UniversalPrinter&lt;&gt;</span></div>
<div class="line"><a id="l02350" name="l02350"></a><span class="lineno"> 2350</span><span class="comment">// specializations.</span></div>
<div class="line"><a id="l02351" name="l02351"></a><span class="lineno"> 2351</span><span class="preprocessor">#define GTEST_INTERNAL_HAS_OPTIONAL 1</span></div>
<div class="line"><a id="l02352" name="l02352"></a><span class="lineno"> 2352</span><span class="preprocessor">#include &lt;optional&gt;</span></div>
<div class="line"><a id="l02353" name="l02353"></a><span class="lineno"> 2353</span><span class="keyword">namespace </span>testing {</div>
<div class="line"><a id="l02354" name="l02354"></a><span class="lineno"> 2354</span><span class="keyword">namespace </span>internal {</div>
<div class="line"><a id="l02355" name="l02355"></a><span class="lineno"> 2355</span><span class="keyword">template</span> &lt;<span class="keyword">typename</span> T&gt;</div>
<div class="line"><a id="l02356" name="l02356"></a><span class="lineno"> 2356</span><span class="keyword">using </span>Optional = ::std::optional&lt;T&gt;;</div>
<div class="line"><a id="l02357" name="l02357"></a><span class="lineno"> 2357</span>inline ::std::nullopt_t Nullopt() { return ::std::nullopt; }</div>
<div class="line"><a id="l02358" name="l02358"></a><span class="lineno"> 2358</span>}  <span class="comment">// namespace internal</span></div>
<div class="line"><a id="l02359" name="l02359"></a><span class="lineno"> 2359</span>}  <span class="comment">// namespace testing</span></div>
<div class="line"><a id="l02360" name="l02360"></a><span class="lineno"> 2360</span><span class="comment">// The case where absl is configured NOT to alias std::optional is not</span></div>
<div class="line"><a id="l02361" name="l02361"></a><span class="lineno"> 2361</span><span class="comment">// supported.</span></div>
<div class="line"><a id="l02362" name="l02362"></a><span class="lineno"> 2362</span><span class="preprocessor">#endif  </span><span class="comment">// __has_include(&lt;optional&gt;) &amp;&amp; __cplusplus &gt;= 201703L</span></div>
<div class="line"><a id="l02363" name="l02363"></a><span class="lineno"> 2363</span><span class="preprocessor">#endif  </span><span class="comment">// __has_include</span></div>
<div class="line"><a id="l02364" name="l02364"></a><span class="lineno"> 2364</span><span class="preprocessor">#endif  </span><span class="comment">// GTEST_HAS_ABSL</span></div>
<div class="line"><a id="l02365" name="l02365"></a><span class="lineno"> 2365</span> </div>
<div class="line"><a id="l02366" name="l02366"></a><span class="lineno"> 2366</span><span class="preprocessor">#if GTEST_HAS_ABSL</span></div>
<div class="line"><a id="l02367" name="l02367"></a><span class="lineno"> 2367</span><span class="comment">// Always use absl::string_view for Matcher&lt;&gt; specializations if googletest</span></div>
<div class="line"><a id="l02368" name="l02368"></a><span class="lineno"> 2368</span><span class="comment">// is built with absl support.</span></div>
<div class="line"><a id="l02369" name="l02369"></a><span class="lineno"> 2369</span><span class="preprocessor">#define GTEST_INTERNAL_HAS_STRING_VIEW 1</span></div>
<div class="line"><a id="l02370" name="l02370"></a><span class="lineno"> 2370</span><span class="preprocessor">#include &quot;absl/strings/string_view.h&quot;</span></div>
<div class="line"><a id="l02371" name="l02371"></a><span class="lineno"> 2371</span><span class="keyword">namespace </span>testing {</div>
<div class="line"><a id="l02372" name="l02372"></a><span class="lineno"> 2372</span><span class="keyword">namespace </span>internal {</div>
<div class="line"><a id="l02373" name="l02373"></a><span class="lineno"> 2373</span><span class="keyword">using </span>StringView = ::absl::string_view;</div>
<div class="line"><a id="l02374" name="l02374"></a><span class="lineno"> 2374</span>}  <span class="comment">// namespace internal</span></div>
<div class="line"><a id="l02375" name="l02375"></a><span class="lineno"> 2375</span>}  <span class="comment">// namespace testing</span></div>
<div class="line"><a id="l02376" name="l02376"></a><span class="lineno"> 2376</span><span class="preprocessor">#else</span></div>
<div class="line"><a id="l02377" name="l02377"></a><span class="lineno"> 2377</span><span class="preprocessor">#ifdef __has_include</span></div>
<div class="line"><a id="l02378" name="l02378"></a><span class="lineno"> 2378</span><span class="preprocessor">#if __has_include(&lt;string_view&gt;) &amp;&amp; __cplusplus &gt;= 201703L</span></div>
<div class="line"><a id="l02379" name="l02379"></a><span class="lineno"> 2379</span><span class="comment">// Otherwise for C++17 and higher use std::string_view for Matcher&lt;&gt;</span></div>
<div class="line"><a id="l02380" name="l02380"></a><span class="lineno"> 2380</span><span class="comment">// specializations.</span></div>
<div class="line"><a id="l02381" name="l02381"></a><span class="lineno"> 2381</span><span class="preprocessor">#define GTEST_INTERNAL_HAS_STRING_VIEW 1</span></div>
<div class="line"><a id="l02382" name="l02382"></a><span class="lineno"> 2382</span><span class="preprocessor">#include &lt;string_view&gt;</span></div>
<div class="line"><a id="l02383" name="l02383"></a><span class="lineno"> 2383</span><span class="keyword">namespace </span>testing {</div>
<div class="line"><a id="l02384" name="l02384"></a><span class="lineno"> 2384</span><span class="keyword">namespace </span>internal {</div>
<div class="line"><a id="l02385" name="l02385"></a><span class="lineno"> 2385</span><span class="keyword">using </span>StringView = ::std::string_view;</div>
<div class="line"><a id="l02386" name="l02386"></a><span class="lineno"> 2386</span>}  <span class="comment">// namespace internal</span></div>
<div class="line"><a id="l02387" name="l02387"></a><span class="lineno"> 2387</span>}  <span class="comment">// namespace testing</span></div>
<div class="line"><a id="l02388" name="l02388"></a><span class="lineno"> 2388</span><span class="comment">// The case where absl is configured NOT to alias std::string_view is not</span></div>
<div class="line"><a id="l02389" name="l02389"></a><span class="lineno"> 2389</span><span class="comment">// supported.</span></div>
<div class="line"><a id="l02390" name="l02390"></a><span class="lineno"> 2390</span><span class="preprocessor">#endif  </span><span class="comment">// __has_include(&lt;string_view&gt;) &amp;&amp; __cplusplus &gt;= 201703L</span></div>
<div class="line"><a id="l02391" name="l02391"></a><span class="lineno"> 2391</span><span class="preprocessor">#endif  </span><span class="comment">// __has_include</span></div>
<div class="line"><a id="l02392" name="l02392"></a><span class="lineno"> 2392</span><span class="preprocessor">#endif  </span><span class="comment">// GTEST_HAS_ABSL</span></div>
<div class="line"><a id="l02393" name="l02393"></a><span class="lineno"> 2393</span> </div>
<div class="line"><a id="l02394" name="l02394"></a><span class="lineno"> 2394</span><span class="preprocessor">#if GTEST_HAS_ABSL</span></div>
<div class="line"><a id="l02395" name="l02395"></a><span class="lineno"> 2395</span><span class="comment">// Always use absl::variant for UniversalPrinter&lt;&gt; specializations if googletest</span></div>
<div class="line"><a id="l02396" name="l02396"></a><span class="lineno"> 2396</span><span class="comment">// is built with absl support.</span></div>
<div class="line"><a id="l02397" name="l02397"></a><span class="lineno"> 2397</span><span class="preprocessor">#define GTEST_INTERNAL_HAS_VARIANT 1</span></div>
<div class="line"><a id="l02398" name="l02398"></a><span class="lineno"> 2398</span><span class="preprocessor">#include &quot;absl/types/variant.h&quot;</span></div>
<div class="line"><a id="l02399" name="l02399"></a><span class="lineno"> 2399</span><span class="keyword">namespace </span>testing {</div>
<div class="line"><a id="l02400" name="l02400"></a><span class="lineno"> 2400</span><span class="keyword">namespace </span>internal {</div>
<div class="line"><a id="l02401" name="l02401"></a><span class="lineno"> 2401</span><span class="keyword">template</span> &lt;<span class="keyword">typename</span>... T&gt;</div>
<div class="line"><a id="l02402" name="l02402"></a><span class="lineno"> 2402</span><span class="keyword">using </span>Variant = ::absl::variant&lt;T...&gt;;</div>
<div class="line"><a id="l02403" name="l02403"></a><span class="lineno"> 2403</span>}  <span class="comment">// namespace internal</span></div>
<div class="line"><a id="l02404" name="l02404"></a><span class="lineno"> 2404</span>}  <span class="comment">// namespace testing</span></div>
<div class="line"><a id="l02405" name="l02405"></a><span class="lineno"> 2405</span><span class="preprocessor">#else</span></div>
<div class="line"><a id="l02406" name="l02406"></a><span class="lineno"> 2406</span><span class="preprocessor">#ifdef __has_include</span></div>
<div class="line"><a id="l02407" name="l02407"></a><span class="lineno"> 2407</span><span class="preprocessor">#if __has_include(&lt;variant&gt;) &amp;&amp; __cplusplus &gt;= 201703L</span></div>
<div class="line"><a id="l02408" name="l02408"></a><span class="lineno"> 2408</span><span class="comment">// Otherwise for C++17 and higher use std::variant for UniversalPrinter&lt;&gt;</span></div>
<div class="line"><a id="l02409" name="l02409"></a><span class="lineno"> 2409</span><span class="comment">// specializations.</span></div>
<div class="line"><a id="l02410" name="l02410"></a><span class="lineno"> 2410</span><span class="preprocessor">#define GTEST_INTERNAL_HAS_VARIANT 1</span></div>
<div class="line"><a id="l02411" name="l02411"></a><span class="lineno"> 2411</span><span class="preprocessor">#include &lt;variant&gt;</span></div>
<div class="line"><a id="l02412" name="l02412"></a><span class="lineno"> 2412</span><span class="keyword">namespace </span>testing {</div>
<div class="line"><a id="l02413" name="l02413"></a><span class="lineno"> 2413</span><span class="keyword">namespace </span>internal {</div>
<div class="line"><a id="l02414" name="l02414"></a><span class="lineno"> 2414</span><span class="keyword">template</span> &lt;<span class="keyword">typename</span>... T&gt;</div>
<div class="line"><a id="l02415" name="l02415"></a><span class="lineno"> 2415</span><span class="keyword">using </span>Variant = ::std::variant&lt;T...&gt;;</div>
<div class="line"><a id="l02416" name="l02416"></a><span class="lineno"> 2416</span>}  <span class="comment">// namespace internal</span></div>
<div class="line"><a id="l02417" name="l02417"></a><span class="lineno"> 2417</span>}  <span class="comment">// namespace testing</span></div>
<div class="line"><a id="l02418" name="l02418"></a><span class="lineno"> 2418</span><span class="comment">// The case where absl is configured NOT to alias std::variant is not supported.</span></div>
<div class="line"><a id="l02419" name="l02419"></a><span class="lineno"> 2419</span><span class="preprocessor">#endif  </span><span class="comment">// __has_include(&lt;variant&gt;) &amp;&amp; __cplusplus &gt;= 201703L</span></div>
<div class="line"><a id="l02420" name="l02420"></a><span class="lineno"> 2420</span><span class="preprocessor">#endif  </span><span class="comment">// __has_include</span></div>
<div class="line"><a id="l02421" name="l02421"></a><span class="lineno"> 2421</span><span class="preprocessor">#endif  </span><span class="comment">// GTEST_HAS_ABSL</span></div>
<div class="line"><a id="l02422" name="l02422"></a><span class="lineno"> 2422</span> </div>
<div class="line"><a id="l02423" name="l02423"></a><span class="lineno"> 2423</span><span class="preprocessor">#endif  </span><span class="comment">// GOOGLETEST_INCLUDE_GTEST_INTERNAL_GTEST_PORT_H_</span></div>
<div class="ttc" id="aclass_base_html"><div class="ttname"><a href="class_base.html">Base</a></div><div class="ttdef"><b>Definition</b> gtest_unittest.cc:5101</div></div>
<div class="ttc" id="aclasstesting_1_1_message_html"><div class="ttname"><a href="classtesting_1_1_message.html">testing::Message</a></div><div class="ttdef"><b>Definition</b> gtest-message.h:92</div></div>
<div class="ttc" id="aclasstesting_1_1internal_1_1_g_test_mutex_lock_html"><div class="ttname"><a href="classtesting_1_1internal_1_1_g_test_mutex_lock.html">testing::internal::GTestMutexLock</a></div><div class="ttdef"><b>Definition</b> gtest-port.h:1860</div></div>
<div class="ttc" id="aclasstesting_1_1internal_1_1_mutex_html"><div class="ttname"><a href="classtesting_1_1internal_1_1_mutex.html">testing::internal::Mutex</a></div><div class="ttdef"><b>Definition</b> gtest-port.h:1842</div></div>
<div class="ttc" id="aclasstesting_1_1internal_1_1_r_e_html"><div class="ttname"><a href="classtesting_1_1internal_1_1_r_e.html">testing::internal::RE</a></div><div class="ttdef"><b>Definition</b> gtest-port.h:894</div></div>
<div class="ttc" id="aclasstesting_1_1internal_1_1_thread_local_html"><div class="ttname"><a href="classtesting_1_1internal_1_1_thread_local.html">testing::internal::ThreadLocal</a></div><div class="ttdef"><b>Definition</b> gtest-port.h:1868</div></div>
<div class="ttc" id="aclasstesting_1_1internal_1_1_to_html"><div class="ttname"><a href="classtesting_1_1internal_1_1_to.html">testing::internal::To</a></div><div class="ttdef"><b>Definition</b> googletest-port-test.cc:194</div></div>
<div class="ttc" id="aclasstesting_1_1internal_1_1_type_with_size_html"><div class="ttname"><a href="classtesting_1_1internal_1_1_type_with_size.html">testing::internal::TypeWithSize</a></div><div class="ttdef"><b>Definition</b> gtest-port.h:2160</div></div>
<div class="ttc" id="astructtesting_1_1internal_1_1_const_ref_html"><div class="ttname"><a href="structtesting_1_1internal_1_1_const_ref.html">testing::internal::ConstRef</a></div><div class="ttdef"><b>Definition</b> gtest-port.h:1035</div></div>
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